--- product_id: 725655618 title: "WHOOP HydroKnit Bicep Band, Versatile, Comfortable, and Adjustable, 4.0 Compatible, Wearable Health, Fitness & Activity Tracker" brand: "whoop" price: "4.37 DT" currency: TND in_stock: false reviews_count: 8 url: https://www.desertcart.tn/products/725655618-whoop-hydroknit-bicep-band-versatile-comfortable-and-adjustable-4-0 store_origin: TN region: Tunisia --- # Retains 30% less water for ultimate comfort Dries 2x faster than SuperKnit Fast Link slider for effortless band swaps WHOOP HydroKnit Bicep Band, Versatile, Comfortable, and Adjustable, 4.0 Compatible, Wearable Health, Fitness & Activity Tracker **Brand:** whoop **Price:** 4.37 DT **Availability:** ❌ Out of Stock ## Summary > 💪 Elevate your fitness game—wear your WHOOP where it counts! ## Quick Answers - **What is this?** WHOOP HydroKnit Bicep Band, Versatile, Comfortable, and Adjustable, 4.0 Compatible, Wearable Health, Fitness & Activity Tracker by whoop - **How much does it cost?** 4.37 DT with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/725655618-whoop-hydroknit-bicep-band-versatile-comfortable-and-adjustable-4-0) ## Best For - whoop enthusiasts ## Why This Product - Trusted whoop brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Lightweight & Durable:** Crafted with stainless steel components and weighing just 0.07 kg, it’s built to keep up with your active lifestyle without weighing you down. - • **Upper Arm Data Capture:** Free your wrist and track your health metrics seamlessly from your bicep for a fresh perspective on fitness. - • **WHOOP 4.0 Compatibility:** Designed exclusively for WHOOP 4.0, ensuring precise sensor integration and optimal performance. - • **Effortless Band Swapping:** Innovative Fast Link slider lets you switch bands in seconds—because your style and comfort should never wait. - • **HydroKnit Performance Fabric:** Experience next-level moisture control with fabric that dries twice as fast and keeps you fresh during intense workouts or water sports. ## Overview The WHOOP HydroKnit Bicep Band is a cutting-edge accessory designed exclusively for WHOOP 4.0 users. Featuring advanced HydroKnit fabric that dries twice as fast and retains 30% less water than previous models, it’s perfect for high-sweat and water-based activities. The band’s lightweight stainless steel build and innovative Fast Link slider make it both durable and easy to swap, while freeing your wrist to capture accurate upper arm health and fitness data. ## Description Our fast-drying HydroKnit material is now available in a bicep band. HydroKnit dries twice as fast as SuperKnit and retains 30% less water – making it a must-have for water sports, high-sweat activities, or just taking a shower. The Bicep Band frees your wrist and allows you to capture data on your upper arm. Includes Band, Hook, Clasp, and Fast Link slider that makes swapping bands easier than ever. Only compatible with WHOOP 4.0. ## Features - ADVANCED FABRIC – The most advanced WHOOP fabrication yet, HydroKnit sits at the intersection of performance and science. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | WHOOP | | Material | Stainless Steel | | Color | Storm Grey | | Compatible Devices | WHOOP 4.0 Fitness and Activity Tracker | | Item Weight | 0.07 Kilograms | | Sensor Type | Optical | | Battery Description | Lithium-Ion | | UPC | 810114360460 | | Manufacturer | WHOOP | | Size | Small-Medium | | Item Package Dimensions L x W x H | 8.27 x 2.8 x 0.87 inches | | Package Weight | 0.07 Kilograms | | Brand Name | WHOOP | | Warranty Description | See packaging for details | | Model Name | HydroKnit Bicep Band | | Included Components | WHOOP HydroKnit Bicep Band (1) | | Sport Type | Biceps | ## Product Details - **Brand:** WHOOP - **Material:** Stainless Steel - **Color:** Storm Grey - **Compatible Devices:** WHOOP 4.0 Fitness and Activity Tracker - **Item Weight:** 0.07 Kilograms - **Sensor Type:** Optical - **Battery Description:** Lithium-Ion - **UPC:** 810114360460 - **Manufacturer:** WHOOP - **Size:** Small-Medium ## Images ![WHOOP HydroKnit Bicep Band, Versatile, Comfortable, and Adjustable, 4.0 Compatible, Wearable Health, Fitness & Activity Tracker - Image 1](https://m.media-amazon.com/images/I/71m9TUGJ-pL.jpg) ![WHOOP HydroKnit Bicep Band, Versatile, Comfortable, and Adjustable, 4.0 Compatible, Wearable Health, Fitness & Activity Tracker - Image 2](https://m.media-amazon.com/images/I/51qZNCu8HcL.jpg) ![WHOOP HydroKnit Bicep Band, Versatile, Comfortable, and Adjustable, 4.0 Compatible, Wearable Health, Fitness & Activity Tracker - Image 3](https://m.media-amazon.com/images/I/51iTmo0rOqL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Gets the *by A***R on April 8, 2025* Job done! ### ⭐⭐⭐⭐⭐ Muy bueno! *by S***N on October 10, 2024* Me encanta, la verdad que el material super bueno, lo único, a veces se me cae en algunos deportes como tenis, golf... ### ⭐⭐⭐⭐ I like wearing it on my arm *by J***S on September 6, 2024* I prefer to wear it on my arm. This band lets you do that, but it’s not the best. The material stretches, forcing you to always have to readjust. --- ## 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.tn/products/725655618-whoop-hydroknit-bicep-band-versatile-comfortable-and-adjustable-4-0](https://www.desertcart.tn/products/725655618-whoop-hydroknit-bicep-band-versatile-comfortable-and-adjustable-4-0) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-05-30*