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knix Promo Codes 2026

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LAST UPDATED March 16, 2026

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Expired knix Coupons

Up to 60% Off
Knix’s biggest sale of the year. As of November 7th, we want everyone to know where to go to upgrade their top drawers in time for BFCM. ✨Up to 60% off site-wide and in-store ✨Dates: November 21st 6AM PST - December 2nd 11:59PM PST ✨Preferred Landing page: https://knix.com/ ( PepperJam/Skimlinks affiliate tracking to be applied) ✨Code automatically applied at checkout. ✨ Books excluded from offer, some exclusions apply
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Save on Bundles
Buy 4+ save 15%, Buy 7+ save 25% on underwear bundles. Last call items are excluded. Applies to Knix and Kt swim collections.
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Give $20, Get $20
Refer a Friend: Give $20, Get $20. Offer valid from June 13 - 23, 2024. Transaction must include two pieces of swim to qualify. Cannot combine with other offers. While supplies last.
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Bundle Savings
Save up to 25% when you bundle. Get 15% off when you buy 4+ pairs and 25% off when you buy 7+ pairs. Offer excludes last call items. Terms and conditions apply.
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Bundle Savings
Save 15% when you buy 4 or more items, or 25% when you buy 7 or more items from our underwear bundle. Last call items are excluded. Terms and conditions apply.
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knix FAQs

How do I get free shipping at knix?

Free shipping at Knix is typically offered on orders over a certain amount. Check for promotions and minimum order thresholds that allow you to enjoy complimentary shipping on your purchases.

Can I stack knix coupons?

Stacking coupons at Knix is generally not permitted. However, you may be able to use one promotional code per order, so be sure to select the one that offers the best discount.

What is the return policy for knix?

Knix has a customer-friendly return policy that allows returns within a specific timeframe after purchase. Items must be unworn and in original condition to qualify for a refund.

How do I make a return at knix?

To return an item at Knix, you typically need to follow their return process, which includes providing order details and ensuring the items meet the return criteria. Refer to their return guidelines for clear instructions.

Can I buy now and pay later on knix?

Knix offers buy now, pay later options through certain payment providers, allowing you to make purchases and pay in installments for your convenience.

How often does knix have sales?

Knix regularly hosts sales and promotions throughout the year, including seasonal sales and special event discounts. Sign up for their newsletter to stay informed about upcoming sales.