Black Friday Early Access
Shop the Knixteen Black Friday Cyber Monday Sale and score the best deals of the year on leakproof underwear, sleepwear, and more teen favorites. From best-selling period-proof boxers to confidence-boosting starter kits, these gifts make every day (and night) worry-free.
- Black
- Black
- Ruby/Sugar Plum/Posy
- Black
- Black
- Confetti-Ultra Violet-Raspberry
- Black
- Spearmint-Thistle
- Blueberry/Holly/Galaxy
- Black
- Black
- Black
- Black
- Black
Black Friday Sale - Up to 60% off
*Prices as marked. Exclusions apply. Offer valid from November 18, 2025 to November 19, 2025. Offer available online only at knix and knix teen. Up to 60% off select styles; excludes gift cards, taxes, and shipping. Applies only to in-stock items and cannot be extended after the listed date. While supplies last; no rain checks. Orders follow Knix’s standard order change and cancellation policy. No price adjustments for previous orders. Cannot be combined with any other discount offers. All items follow our sale return policy.
What is your Sale Return Policy?
For items with a less than 15% discount (before discount codes), you may exchange for another item or return for store credit. No refunds can be accommodated. Items with a greater than 15% discount (before discount codes), are final sale, meaning no returns, exchanges or refunds can be accommodated. No exceptions. Please note, sale purchases are not eligible for our First-Pair Risk-Free policy.
View our full return and exchange policy here.
Do you offer price adjustments?
Unfortunately, we are unable to adjust the price on previous purchases.
Will items be restocked throughout the sale?
No, items that sell out during the sale will not be restocked. Be sure to grab what you want before it’s gone since quantities are limited!
When I add an item to my online cart, is it put on hold for me?
No, items are not reserved for you until your payment is processed and your confirmation number is received. We recommend shopping early (and having your sizing ready) in order to avoid disappointment.
What payment method options are available?
You’re able to use a variety of payments, including credit card, Kt by Knix gift cards, PayPal, AfterPay (USA), Sezzle (CAN) and accelerated checkout options.
Can I redeem referral codes on my sale purchase?
Yes, you can redeem a referral code on knixteen.com and knixteen.ca purchases
Can I change or cancel my order?
Once an order is placed, we cannot guarantee any address or order changes. If you would like to change your order, please use the “chat” feature on our website or email info@knixteen.com as soon as possible.
Do you offer free shipping?
Free shipping is available on orders over $70 USD before tax and after discounts and applies to shipping addresses within the U.S.
How long will it take before my order is shipped?
Due to a high volume of orders, it can take up to 4 business days for your items to be processed and shipped.