--- product_id: 512749646 title: "KNIX Super Leakproof High Rise Underwear - Period Underwear for Women - Machine Washable, Reusable (3 Pack)" brand: "knix" price: "$155.91" currency: USD in_stock: true category: "Knix" url: https://www.desertcart.us/products/512749646-knix-super-leakproof-high-rise-underwear-period-underwear-for-women store_origin: US region: United States of America --- # Absorbs up to 8 tampons 9" extended leakproof gusset Reusable & machine washable KNIX Super Leakproof High Rise Underwear - Period Underwear for Women - Machine Washable, Reusable (3 Pack) **Brand:** knix **Price:** $155.91 **Availability:** ✅ In Stock ## Summary > ♻️ Stay leakproof, stay unstoppable. ## Quick Answers - **What is this?** KNIX Super Leakproof High Rise Underwear - Period Underwear for Women - Machine Washable, Reusable (3 Pack) by knix - **How much does it cost?** $155.91 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/512749646-knix-super-leakproof-high-rise-underwear-period-underwear-for-women) ## Best For - knix enthusiasts ## Why This Product - Trusted knix brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Discreet Confidence:** Ultra-thin design with a 9-inch leakproof liner for bulk-free protection you can trust anywhere. - • **Sustainable & Smart:** Ditch disposables and reduce your period footprint with eco-friendly, reusable panties. - • **Quick-Dry Technology:** Advanced moisture-wicking gusset keeps you dry and fresh all day long. - • **Heavy-Duty Absorbency:** Handles flows equal to 2 regular pads or 4 super tampons—no leaks, no worries. - • **Comfort Meets Function:** High-rise fit with soft, stretchy fabric that molds to your body and stays invisible under clothes. ## Overview KNIX Super Leakproof High Rise Underwear offers heavy absorbency equivalent to 8 tampons with a 9-inch quick-dry gusset, combining sustainable, machine-washable materials and a high-waisted, comfortable fit designed for heavy flow and incontinence. This 3-pack delivers discreet, eco-friendly period protection that’s both functional and stylish. ## Description Introducing the most absorbent period underwear ever, up to 8 tampons worth. Switch from relying on disposable menstrual products to wearing incredibly comfortable and machine-washable high-waisted postpartum and period underwear that will protect you every day of your cycle.The gusset is our built-in liner that absorbs up to 8 tampons worth of liquid and is 22 cm long in this underwear style. It’s quick-drying, bulk-free, and the top layer next to the skin is made with modal seaweed fabric.Knix created Leakproof Underwear as a sustainable alternative to your usual monthly single-use pad and tampon routine. With different absorbency levels that help reduce your period footprint, Leakproof Underwear is an eco-friendly and reusable replacement for disposable period products.It’s time that all of us lived unapologetically free. Free from judgment. Free from self-doubt. Free to be yourself. That’s why all our products, from the most comfortable wireless bras to super-absorbent underwear, are designed to make you feel more comfortable in your own skin. Using patented technology, cutting-edge processes, and human-centric design, we're creating products unlike anything you’ve ever worn. Whether it’s lightweight anti-chafing shorts, wireless bras that are sexy and supportive, or overnight period protection, we want you to be able to find something that transforms how you feel.At Knix, we aim to empower people and reduce environmental degradation by taking into consideration our impacts throughout production, transportation and consumption. Although we don’t have all of the answers yet, we believe that making progress is better than waiting for perfection. We are transforming an underwear market that had too much frill and not enough function, so you can always feel your best at any stage of life. ## Features - Included Items: 3 Super Leakproof High Rise Underwear and a Wash bag - Heavy Absorbency: absorbs the same as about 2 regular pads or 4 super tampons, ideal period panties for heavy flow or used as incontinence underwear - Quick Dry, Extended Gusset: Knix underwear has an 9" built-in liner that stops blood, pee, or sweat from leaking through - Sustainable & Machine Washable Period Panty: Ditch disposable tampons and pads for good; simply toss your period underwear in the wash after use and wear your high waist period panties again - Comfortable Fit: These period panties sit at the natural waist and provide medium coverage through the bum; the fabric is designed to feel snug at first but relax with wash and wear for a perfect fit ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BHKSBG4W | | Additional Features | Elastic Band | | Age Range Description | Adult | | Apparel Fabric Stretch | High Stretch | | Apparel Fabric Weight Class | Medium Weight | | Best Sellers Rank | #72,136 in Clothing, Shoes & Jewelry ( See Top 100 in Clothing, Shoes & Jewelry ) #42,909 in Women's Fashion | | Bottom Style | Hipster | | Brand Name | KNIX | | Care instructions | Machine Wash | | Color | Black | | Customer Reviews | 4.2 out of 5 stars 768 Reviews | | Fabric Type | Main Body 70% Nylon 30% Spandex Gusset Top Layer (Moisture Wicking + Anti-Odor): 84% Modal; 8% Seaweed, 8% Spandex Gusset 2nd Layer (Absorbent Fabric): 100% Polyester Gusset 3rd Layer (Hydrophilic + Waterproof): 100% Polyester Gusset 4th Layer (Waterproof Membrane): PU Film | | Fabric type | Main Body 70% Nylon 30% Spandex Gusset Top Layer (Moisture Wicking + Anti-Odor): 84% Modal; 8% Seaweed, 8% Spandex Gusset 2nd Layer (Absorbent Fabric): 100% Polyester Gusset 3rd Layer (Hydrophilic + Waterproof): 100% Polyester Gusset 4th Layer (Waterproof Membrane): PU Film | | Fit Type | Regular | | Fit to Size Sentiment | Positive | | Garment Size Country | United States | | Import Designation | Imported | | Item Type Name | Underwear | | Item Weight | 6.4 ounces | | Manufacturer | Knix | | Manufacturer Part Number | FK214BL-3PK | | Material Type | Nylon | | Number of Items | 3 | | Origin | Imported | | Pattern | Solid | | Product Care Instructions | Machine Wash | | Rise Style | High | | Size | Large | | Style Name | High Rise Underwear - 3 Pack | | Style Number | FK214 | | Subject Character | Sexy | | Theme | Solid Black | | UPC | 628199130164 | | Unit Count | 3 Count | ## Images ![KNIX Super Leakproof High Rise Underwear - Period Underwear for Women - Machine Washable, Reusable (3 Pack) - Image 1](https://m.media-amazon.com/images/I/31ow9Y5ugxL.jpg) ![KNIX Super Leakproof High Rise Underwear - Period Underwear for Women - Machine Washable, Reusable (3 Pack) - Image 2](https://m.media-amazon.com/images/I/41eUWNjXEpL.jpg) ![KNIX Super Leakproof High Rise Underwear - Period Underwear for Women - Machine Washable, Reusable (3 Pack) - Image 3](https://m.media-amazon.com/images/I/41hQDSvOFzL.jpg) ![KNIX Super Leakproof High Rise Underwear - Period Underwear for Women - Machine Washable, Reusable (3 Pack) - Image 4](https://m.media-amazon.com/images/I/41By3A8zkjL.jpg) ![KNIX Super Leakproof High Rise Underwear - Period Underwear for Women - Machine Washable, Reusable (3 Pack) - Image 5](https://m.media-amazon.com/images/I/31FhUu1n7wL.jpg) ## Available Options This product comes in different **Color, Size** options. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/512749646-knix-super-leakproof-high-rise-underwear-period-underwear-for-women](https://www.desertcart.us/products/512749646-knix-super-leakproof-high-rise-underwear-period-underwear-for-women) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-09-12*