---
product_id: 638779420
title: "WHOOP HydroKnit Bicep Band, Versatile, Comfortable, and Adjustable, 4.0 Compatible, Wearable Health, Fitness & Activity Tracker"
brand: "whoop"
price: "$174.90"
currency: USD
in_stock: true
category: "Whoop"
url: https://www.desertcart.ec/products/638779420-whoop-hydroknit-bicep-band-versatile-comfortable-and-adjustable-4-0
store_origin: EC
region: Ecuador
---

# Adjustable Fit 4.0 Compatibility Advanced Fabric WHOOP HydroKnit Bicep Band, Versatile, Comfortable, and Adjustable, 4.0 Compatible, Wearable Health, Fitness & Activity Tracker

**Brand:** whoop
**Price:** $174.90
**Availability:** ✅ In Stock

## Summary

> 🏆 Elevate Your Game with WHOOP!

## 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?** $174.90 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/638779420-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

- • **Sleek Aesthetics:** Available in the stylish Night Swim color, it’s the perfect accessory for any fitness enthusiast.
- • **Tailored for You:** Enjoy a customizable fit with adjustable sizing for ultimate comfort during workouts.
- • **Lightweight Design:** Weighing only 0.07 kg, it’s so light you’ll forget you’re wearing it!
- • **Seamless Integration:** Compatible with WHOOP 4.0, ensuring you track your fitness journey effortlessly.
- • **Unleash Your Potential:** Experience the cutting-edge HydroKnit fabric that merges performance with science.

## Overview

The WHOOP HydroKnit Bicep Band is a state-of-the-art wearable health and fitness tracker designed for comfort and versatility. Made from advanced HydroKnit fabric, it offers an adjustable fit and is compatible with the WHOOP 4.0 tracker. Weighing just 0.07 kg and featuring a sleek Night Swim color, this bicep band is perfect for those who want to track their fitness without compromising on style.

## 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 |
|---------------|-------|
| ASIN | B0D6HG9LJ3 |
| Best Sellers Rank | #153,624 in Electronics ( See Top 100 in Electronics ) #3,445 in Arm & Wristband Technology Replacement Bands |
| Brand Name | WHOOP |
| Color | Night Swim |
| Compatible Devices | WHOOP 4.0 Fitness and Activity Tracker |
| Customer Reviews | 4.4 4.4 out of 5 stars (90) |
| Included Components | WHOOP HydroKnit Bicep Band (1) |
| Item Type Name | WHOOP HydroKnit Bicep Band |
| Item Weight | 0.07 kg |
| Manufacturer | WHOOP |
| Material Type | Stainless Steel |
| Number of Items | 1 |
| Sensor Type | Optical |
| Size | Small-Medium |
| Software Update Supported to Date | unknown |
| UPC | 810114360446 |
| Warranty Description | See packaging for details |

## Product Details

- **Brand:** WHOOP
- **Color:** Night Swim
- **Compatible Devices:** WHOOP 4.0 Fitness and Activity Tracker
- **Item Weight:** 0.07 kg
- **Manufacturer:** WHOOP
- **Material:** Stainless Steel
- **Number of Items:** 1
- **Sensor Type:** Optical
- **Size:** Small-Medium
- **UPC:** 810114360446

## 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/61ex7uS7DaL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Frequently Bought Together

- WHOOP HydroKnit Bicep Band, Versatile, Comfortable, and Adjustable, 4.0 Compatible, Wearable Health, Fitness & Activity Tracker
- WHOOP 4.0 with 12 Month Subscription – Wearable Health, Fitness & Activity Tracker – Continuous Monitoring, Performance Optimization, Heart Rate Tracking – Improve Sleep, Strain, Recovery, Wellness
- WHOOP Ultra-Soft SuperKnit Accessory Wristband 4.0 for Enhanced Performance, Comfort and Durability, Compatible 4.0 Wearable Health, Fitness & Activity Tracker (Moss)

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**Shop now:** [https://www.desertcart.ec/products/638779420-whoop-hydroknit-bicep-band-versatile-comfortable-and-adjustable-4-0](https://www.desertcart.ec/products/638779420-whoop-hydroknit-bicep-band-versatile-comfortable-and-adjustable-4-0)

---

*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-11-12*