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Best Knix Promo Codes October 2026

✓agent-verified & updated·

Today's Top Knix Coupons:

15 offers in total
15%
OFF

15% Off Your First Knix Order

worked at checkout

Use this promo code to save 15% on your first Knix order.

  • store issued
How We Verify This Code
39
code confidence
worth a try
6 of 6
code checks worked

Code confidence is our agents' read on how likely this code is to work. It isn't a strict measure of success probability: plenty of codes score low and still work at checkout. It was last recalculated .

Knix published this code itself, on its own pages, its newsletter or a feed we take from it.

use code
20%
OFF

Take 20% Off Storewide at Knix

worked at checkout

Apply this coupon code to save 20% on storewide purchases at Knix.

  • community
How We Verify This Code
25
code confidence
worth a try
6 of 7
code checks worked
2
shoppers tried it at checkout
in the last 14 days
1
shopper got the discount

Shoppers who tried it at checkout entered this code in their cart in the last 14 days, each checkout counted once. Shoppers who got the discount are the ones whose cart total went down when the code was applied.

Code confidence is our agents' read on how likely this code is to work. It isn't a strict measure of success probability: plenty of codes score low and still work at checkout. It was last recalculated .

Shoppers here submitted this code or reported back on how it went. It gets the same checks as every other code on this page.

use code
16%
OFF

Get 16% Off Sitewide at Knix

Unlock 16% off sitewide at Knix with this discount code.

  • community
How We Verify This Code
12
code confidence
still worth a try

Code confidence is our agents' read on how likely this code is to work. It isn't a strict measure of success probability: plenty of codes score low and still work at checkout. It was last recalculated .

Shoppers here submitted this code or reported back on how it went. It gets the same checks as every other code on this page.

use code
15%
OFF

Take 15% Off Sitewide

worked at checkout

Unlock 15% off your sitewide Knix order with this promo code.

  • saves ~$32.10
  • community
How We Verify This Code
8
code confidence
still worth a try
1 of 5
code checks worked
3
shoppers tried it at checkout
in the last 14 days
2
shoppers got the discount
$32.10
median discount
15% of the cart
$64.20
saved in total
across every cart we have seen

Shoppers who tried it at checkout entered this code in their cart in the last 14 days, each checkout counted once. Shoppers who got the discount are the ones whose cart total went down when the code was applied.

The discount amount is measured on real cart totals before and after the code was applied, not taken from the advertised offer.

Code confidence is our agents' read on how likely this code is to work. It isn't a strict measure of success probability: plenty of codes score low and still work at checkout. It was last recalculated .

Shoppers here submitted this code or reported back on how it went. It gets the same checks as every other code on this page.

use code
15%
OFF

Take 15% Off Storewide at Knix

worked at checkout

Apply this discount code to save 15% on your storewide Knix order.

  • saves ~$19.44
  • community
How We Verify This Code
1 of 1
code checks worked
3
shoppers tried it at checkout
in the last 14 days
3
shoppers got the discount
$19.44
median discount
15% of the cart
$1,090.97
saved in total
across every cart we have seen

Shoppers who tried it at checkout entered this code in their cart in the last 14 days, each checkout counted once. Shoppers who got the discount are the ones whose cart total went down when the code was applied.

The discount amount is measured on real cart totals before and after the code was applied, not taken from the advertised offer.

Shoppers here submitted this code or reported back on how it went. It gets the same checks as every other code on this page.

use code
15%
OFF

Save 15% Off Orders $100+ at Knix

Use this promo code to save 15% on Knix orders of $100 or more.

  • saves ~$14.40
  • community
How We Verify This Code
8
code confidence
still worth a try
1 of 5
code checks worked
3
shoppers tried it at checkout
in the last 14 days
2
shoppers got the discount
$14.40
median discount
15% of the cart
$1,963.36
saved in total
across every cart we have seen

Shoppers who tried it at checkout entered this code in their cart in the last 14 days, each checkout counted once. Shoppers who got the discount are the ones whose cart total went down when the code was applied.

The discount amount is measured on real cart totals before and after the code was applied, not taken from the advertised offer.

Code confidence is our agents' read on how likely this code is to work. It isn't a strict measure of success probability: plenty of codes score low and still work at checkout. It was last recalculated .

Shoppers here submitted this code or reported back on how it went. It gets the same checks as every other code on this page.

The cart has to reach $100 before this offer applies.

use code
15%
OFF

Buy 3+ Thigh Savers for 15% Off

Get 15% off when you buy 3 or more qualifying Thigh Saver shorts, with the discount automatically applied at checkout on select full-price styles (excluding Sale and Last Call items).

  • store issued
Offer Details

Knix announced this deal itself, on its own pages, its newsletter or a feed we take from it.

Get Deal
15%
OFF

Buy 3+ Underwear, Save 15%, Buy 5+ Underwear, Save 20%

Knix shoppers can mix and match eligible underwear styles to unlock tiered savings. The discount applies at checkout when the cart includes at least three qualifying pairs, with a higher discount when five or more qualifying pairs are purchased.

  • store issued
Offer Details

Knix announced this deal itself, on its own pages, its newsletter or a feed we take from it.

Get Deal
20%
OFF

Buy 2 Bras, Save 20%

Get 20% off when you purchase 2 eligible bras. Restrictions may apply to eligible styles.

  • store issued
Offer Details

Knix announced this deal itself, on its own pages, its newsletter or a feed we take from it.

Get Deal
15%
OFF

Save 15% on Select Knix HQ Picks

Save 15% on selected Knix HQ Picks, including listed Modal Rib apparel styles.

  • store issued
Offer Details

Knix announced this deal itself, on its own pages, its newsletter or a feed we take from it.

Get Deal
50%
OFF

Save Up to 50% on Last Call Activewear

Save up to 50% on selected Last Call Active items. Styles, sizes, and availability vary.

  • store issued
Offer Details

Knix announced this deal itself, on its own pages, its newsletter or a feed we take from it.

Get Deal
20%
OFF

Save 20% on Select Underwear Kits

Save 20% on selected underwear kits, including multi-piece leakproof bundles. Check the offer page for eligible styles.

  • store issued
Offer Details

Knix announced this deal itself, on its own pages, its newsletter or a feed we take from it.

Get Deal
70%
OFF

Save Up to 70% on Last Call Items

Save up to 70% on selected Last Call items across categories, including underwear, bras, swim, apparel, Active, and Teen. Selection and availability vary.

  • store issued
Offer Details

Knix announced this deal itself, on its own pages, its newsletter or a feed we take from it.

Get Deal
15%
OFF

Bundle & Save Up to 25% on Select Styles

Save 15% on 3 or more eligible styles, 20% on 5 or more, or 25% on 7 or more in one transaction. Excludes marked-down and Last Call items and cannot be combined with other offers.

  • store issued
Offer Details

Knix announced this deal itself, on its own pages, its newsletter or a feed we take from it.

Get Deal
DEAL

Free UltraThin Underwear With Qualifying Bra Purchase

Get a free pair of UltraThin underwear when you purchase any qualifying bra at $58+ or $65+; add both items to your cart and apply the code to receive the free pair (one per person; exclusions apply and cannot be combined with other offers).

  • store issued
Offer Details

Knix published this code itself, on its own pages, its newsletter or a feed we take from it.

use code

Knix Shopping Info

Discounts

✓
Popup/Newsletter
Sign up for emails or texts to get updates, promotions, and special introductory offers.
✓
Loyalty
Knix Rewards
✓
Students
15% off · Student Beans
✓
Birthday
20% off
✓
Refer a Friend
Give $20, Get $20

Shipping & Returns

✓
Free Shipping
Threshold: $100
✓
Intl Shipping
International orders of $150 or more qualify for free shipping.
✓
Free Returns
Window: 30 days · Fee: Free
Final Sale
Warehouse sale items and final call items are final sale and non-returnable.

Payments

Cards
Visa, Mastercard, American Express, Discover
Wallets
Apple Pay, Google Pay, Shop Pay
BNPL
Afterpay
✓
Gift Cards

Knix Code Checks, Day by Day

Every Knix code check from the last 9 days, plotted by the day it ran. Green is how many came back working. Red is how many knix.com would not accept. That is the checkout testing you did not have to sit through yourself.

agents@dealhack: ~/signals --store knix.com --days 9
30
code checks run
17
checks where the code worked
56.7%
success rate
11
different codes tried
9 days · 30 code checks · 17 worked
workedpeak 5
would not applypeak 6
Daily coupon check results
DayCodes that workedCodes that would not applySuccess rate
1233%
20100%
50100%
20100%
3260%
00—
00—
2625%
2340%
where this data came from:
14 shoppers reporting back8 automated cart runs6 web search results2 published by the store

14 of these results came from shoppers telling us whether a code worked; the rest come from automated checks and the other sources above. Last confirmed working on . Codes that stop clearing get pulled off this page automatically.

What These Numbers Mean

A code check is one result for one code. Most are our agents applying it to a real cart and reading the order total before and after; the rest come from tracked orders and from shoppers reporting back, as broken down above. Worked means the code was accepted and the total went down. Would not apply means knix.com refused it on that cart. That is not the same as the code being fake. The usual reasons are:

  • It expired or the store switched it off after it was published.
  • It was single-use and had already been redeemed.
  • It only covers certain categories, brands or individual products.
  • The cart did not reach a minimum spend.
  • It is limited to new customers, a first order, or an email sign-up.
  • It cannot be combined with an active sale or another code.
  • It is tied to a different country, currency or membership.

So a code that failed one check can still work on your cart, and the success rate (checks that worked divided by all checks) is best read as how easily Knix discounts apply in general, not as a verdict on any single code. Hover any bar in the chart to see that day on its own.

When Knix Runs Sales

Recurring events worth timing an order around. Windows shift year to year, so treat them as a shopping calendar rather than a fixed date.

  1. late November
    Black Friday & Cyber Monday

    Major sitewide savings events offering deep percentage discounts across wireless bras, leakproof underwear, and activewear selections.

  2. season changes
    Last Call Clearance Event

    End-of-season markdown events featuring up to 60 percent off select discontinued styles, colors, and limited-edition inventory.

  3. mid to late year
    VIP Days Rewards Event

    Exclusive sales for loyalty program members featuring accelerated points multipliers and special redemption discounts.

Locate the Code Box at knix.com

The agents tested the code. Entering it is the one part we leave to you. Here's exactly where the Knix promo code goes at checkout.

Follow the shopper-submitted screenshots below to spot the Knix promo box and apply your code. Miss a step and even a working code does nothing, so the agents mapped every one for you.

Knix checkout page showing the Discount code or gift card field and Apply button

How to find

  1. 1.Click the cart icon to view the shopping bag.
  2. 2.Click the CHECKOUT NOW button to proceed to the checkout page.
  3. 3.Locate the Order Summary on the right side of the page.
  4. 4.Find the text field labeled Discount code or gift card below the item list.
  5. 5.Enter your code into the field and click Apply.

How to use

Enter your code into the field labeled 'Discount code or gift card' and click the 'Apply' button.

Before You Buy at Knix

What shoppers ask most about Knix.

›Can I combine multiple promo codes or stack discounts on an order?

Only one promotional code or discount coupon can be applied per checkout transaction. Promotional codes do not automatically combine with existing multi-item bundle discounts or loyalty reward redemptions unless explicitly stated in the specific offer terms.

›Are there any brand or collection exclusions where promo codes never apply?

Promotional discount codes never apply to third-party partner items such as NOOD products, gift cards, or items already marked down in the Last Call and final sale clearance categories. These excluded items are exempt from sitewide percentage-off promotions.

›How do I verify my student status to receive the Student Beans discount?

You can unlock your student discount by logging into your Student Beans account during the online checkout verification step. Once your enrollment status is authenticated, a unique single-use code will be issued for your cart.

›Does Knix offer price adjustments if an item goes on sale after purchase?

Price adjustments are honored if an item is marked down within 14 days of your original purchase date. To claim the difference, you must contact customer support with your order number, and the refund will be credited back to your original payment method.

How We Verify Knix Codes

Nothing goes up here on trust. A Knix code is collected, applied to a real knix.com cart, dated the last time it took money off an order, scored on what came back, and pulled once it stops clearing. Promotions have no code to run through a checkout, so those are dated when they go live and dropped when they lapse. Here is how far that has got on this page, and every change the agents logged along the way.

agents@dealhack: ~/verify --store knix.com --log
collect15 Knix offers listed here: 7 codes you paste at checkout, 8 promotions that need none · 5 sent in by shoppers
test7 codes put through a live knix.com cart · last run
confirm6 of 7 codes took money off an order in the last 30 days · most recently
score5 codes rated on how likely they are to work · last recalculated
measure3 codes with a discount measured on real carts · $3,119 taken off in total
showevery code printed in full on its card · no clickbait “show code” buttons like on many coupon sites · what you see is what you paste at checkout
pruneexpired offers and dead codes drop off this page automatically

Recent Knix offer activity

Each entry is a change the agents logged on this page, newest first.

  1. 6 codes rescored on fresh results

    24 signals read · odds of working recalculated

  2. New 16% off code added

    sent in by a shopper · 12/100 code confidence

  3. 16% off code worked on a live knix.com cart

    12/100 code confidence

  4. 15% off code worked on a live knix.com cart

    39/100 code confidence · 6 of 6 checks worked · 6 signals

  5. 3 codes retested at checkout

    applied to a live knix.com cart

  6. Code rescored on fresh results

    odds of working recalculated

  7. 2 new promotions added

    nothing to paste at checkout

The agents keep retesting every Knix code on this page. No one here vouches for a code they did not watch work. If one slips through expired, take the next on the list. We keep backups. Want more codes we have watched work? See top-rated verified promo codes from every store.

Help Other Knix Shoppers

Not every Knix code reaches us from the store. 5 codes on this page were first submitted by shoppers. They have also sent back 14 checkout results in the last 9 days, telling us which codes worked on a real cart and which came up empty. Wherever a code comes from, it still has to pass the same cart test before it goes up here.

13 hours
since a code sent in by a shopper last took money off a real knix.com cart
47%
of every check on this page came from a shopper, not an agent

Have a code we missed?

Send it over and the agents will run it through a real knix.com cart. If it works, it lands here with the test behind it.

Did a code work for you?

Open any Knix code above and tell us whether it worked. It takes one tap, no sign-up, and a code that keeps failing gets pulled off the page.

Rate a code

Knix Customer Support

Need help with your shopping? Here's what's available for Knix when an order, return, or promo code needs a human.

Phone

1-647-691-5544

Email

info@knix.com

Live chat

Available

Help center

knix.com

About Knix

Who you're buying from.

Brand Profile

Websiteknix.com
Founded2013
HeadquartersToronto, Canada
Parent companyEssity
Follow Knix for sale alerts and new arrivals

Did You Know

Founding

Knix was established in Toronto, Canada, by entrepreneur Joanna Griffiths to disrupt the traditional intimate apparel market.

Origin Story

The brand originated from a mission to create functional leakproof underwear and seamless period protection products that did not exist previously.

Sustainability

Knix products emphasize reusability and sustainable alternatives to disposable feminine hygiene products and traditional pads.

Stores Like Knix: Today's Best Coupons

These 12 stores sell products similar to Knix. Below you can see the best coupon or deal available at each one today, so you can compare prices before you buy. 8 of them have a promo code you can copy at checkout.

Camper10% off

10% Off Sitewide at Camper

Shop sitewide at Camper and get 10% off with this coupon code.

  • saves ~10%
  • sitewide
Get Code
Carbon38Free shipping

Free Shipping on Orders Over $199

Enjoy free standard shipping on Carbon38 orders over $199 when you meet the order minimum.

  • store issued
Get Deal
Destination XL20% off

20% Off Your New Fit at DXL

Save 20% on your new DXL fit when you bring in your old Big & Tall clothes and use this code.

  • community
Get Code
GrailedFree shipping

Free Shipping for New Buyers on First Purchase

New buyers receive free standard shipping on their first eligible purchase of $50 or more from a US seller. Limit one per user with additional terms applying.

  • store issued
Get Deal
Princess Polly50% off

Buy 1 Get 1 50% Off Sitewide at Princess Polly

Shop sitewide at Princess Polly and get one item 50% off when you buy another with this code.

  • saves ~$37.50
  • sitewide
Get Code
Suzy Shier$35 off

Save $35 on Any Purchase at Suzy Shier

Apply this discount code to save $35 on any Suzy Shier purchase.

  • community
Get Code
Tommy Hilfiger20% off

Extra 20% Off Sale Styles at Tommy

Shop sale styles at Tommy and get an extra 20% off with this coupon code.

  • sitewide
  • store issued
Get Code
White House Black Market30% off

30% Off Any Purchase at White House Black Market

Save 30% on Any Order at White House Black Market by Using This White House Black Market Coupon at Checkout

  • saves ~$0.01
  • sitewide
Get Code
Betabrand40% off

Get 40% Off Storewide at Betabrand

Enjoy 40% off storewide at Betabrand with this coupon code.

  • store issued
Get Code
& Other Stories20% off

20% Off Storewide at & Other Stories

Unlock 20% off storewide at & Other Stories with this discount code.

  • community
Get Code
Sendero Provisions Co.15% off

15% Off Your First Order With Email & SMS Signup

Subscribe to Sendero Provisions Co.'s email and/or SMS list to receive 15% off your first order on qualifying full-price items. Plus access to future promos, exclusive deals, and product launches. Exclusions may apply.

  • store issued
Get Deal
Barker Shoes50% off

Summer Sale: Up to 50% Off Selected Barker Shoes

Shop the Barker Summer Sale for up to 50% off selected handcrafted styles, including brogues, boots, loafers, Oxfords, sneakers, and more. Discounts are automatically applied to marked sale items on the Summer Sale collection page while stocks last.

  • store issued
Get Deal

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