---
product_id: 721761213
title: "Arm Sleeve Heart Rate Monitor Accessories for whoop 5.0, Whoop 4.0, Bicep Wear"
brand: "fitcent"
price: "₩109095"
currency: KRW
in_stock: true
reviews_count: 7
category: "Fitcent"
url: https://www.desertcart.kr/products/721761213-arm-sleeve-heart-rate-monitor-accessories-for-whoop-5-0
store_origin: KR
region: South Korea
---

# Precision fit for WHOOP 4.0/5.0 Breathable, soft fabric Durable sensor protection Arm Sleeve Heart Rate Monitor Accessories for whoop 5.0, Whoop 4.0, Bicep Wear

**Brand:** fitcent
**Price:** ₩109095
**Availability:** ✅ In Stock

## Summary

> 🖤 Elevate your WHOOP game with the ultimate arm sleeve—comfort, protection, and precision in one sleek fit.

## Quick Answers

- **What is this?** Arm Sleeve Heart Rate Monitor Accessories for whoop 5.0, Whoop 4.0, Bicep Wear by fitcent
- **How much does it cost?** ₩109095 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/721761213-arm-sleeve-heart-rate-monitor-accessories-for-whoop-5-0)

## Best For

- fitcent enthusiasts

## Why This Product

- Trusted fitcent brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **All-Day Comfort:** Crafted from premium breathable fabric, it keeps you cool and comfortable from warm-up to cooldown.
- • **Snug Sensor Security:** Custom-designed sleeve ensures your WHOOP sensor stays locked in place during every intense move.
- • **Effortless Integration:** Simply slide your WHOOP 4.0/5.0 sensor in—no hassle, just seamless performance tracking.
- • **Impact-Resistant Shield:** Protect your investment with a sleeve that guards against scratches, bumps, and wear during high-impact workouts.
- • **Versatile Athletic Companion:** Perfect for cycling, basketball, judo, BJJ, and any dynamic sport demanding reliable sensor stability.

## Overview

The Fitcent Arm Sleeve is a lightweight, breathable accessory tailored specifically for WHOOP 4.0 and 5.0 sensors. It offers a secure, comfortable fit that keeps your biometric device stable during high-intensity activities while protecting it from damage. Ideal for athletes and fitness enthusiasts, this sleeve enhances sensor durability and user comfort across a variety of dynamic sports.

## Description

To use Arm Sleeve, remove all hardware from your WHOOP 5.0/4.0 device and simply slide it into the slot.

Review: Works very well - I am rather hesitant about supplement products as most of the time I feel like they don’t do much , however with Alpha drive genuinely feel a massive difference in my performance activities & just day to day , I feel much more energised , as for the T levels , I can’t say I feel any different in that regard however I wouldn’t notice if I did , bought 3 times now and can confidently advise anyone to purchase these over other brands as I’ve used ChatGPT to compare the ingredients to other brands and it all leads back to Alpha drive
Review: Don’t trust size guide - Size guide was terrible. I need one, maybe two smaller.

## Features

- Perfect Fit for WHOOP 4.0 Sensor: Designed specifically for the WHOOP 5.0 ONE+Peak/WHOOP MG LIFE/ WHOOP 4.0 sensor, this sleeve ensures a snug and secure fit, keeping your sensor in place during your most intense workouts. It perfectly adapts to the sensor’s shape and functionality for a seamless experience.
- Soft and Comfortable Material: Made with high-quality, soft fabric, this sleeve provides maximum comfort while you train. Whether you’re cycling, playing basketball, or practicing Brazilian Jiu-Jitsu, the breathable material keeps you comfortable throughout your activity.
- Secure Fit for Intense Activities: The sleeve is designed with the right dimensions to ensure it stays in place during high-intensity workouts. It’s especially ideal for activities such as cycling, basketball, judo, and Brazilian Jiu-Jitsu, where movement is dynamic and intense.
- Durable Protection for Your Sensor: The sleeve is crafted to prevent damage to your WHOOP 5.0 sensor. It shields the sensor from impacts, scratches, and other potential harm during vigorous activities, extending the lifespan of your valuable device.
- Ideal for Athletes and Active Lifestyles: This sleeve is the perfect accessory for athletes and fitness enthusiasts. It helps keep your WHOOP 5.0 sensor securely in place while offering protection and comfort for a variety of sports and exercises. Stay focused on your performance without worrying about your sensor slipping or getting damaged.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0F2M3DV9T |
| Batteries | CR5 batteries required. |
| Best Sellers Rank | 21,806 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 29 in Heart Rate Monitors (Sports & Outdoors) |
| Colour | Black |
| Customer Reviews | 3.6 3.6 out of 5 stars (19) |
| Date First Available | 13 April 2025 |
| Form Factor | Sleeve |
| Item Weight | 14 g |
| Item model number | WXU |
| Package Dimensions | 18 x 10 x 1 cm; 14 g |
| Special features | WHOOP 5.0/4.0 Sensor Compatibility |
| What’s in the box | Arm sleeve |

## Product Details

- **Brand:** Fitcent
- **Colour:** Black
- **Compatible devices:** WHOOP 5.0/4.0 Sensor
- **Material:** Nylon
- **Recommended uses for product:** Cycling, Exercise, Fitness, Outdoor, Running, Sports, Training, Workout

## Images

![Arm Sleeve Heart Rate Monitor Accessories for whoop 5.0, Whoop 4.0, Bicep Wear - Image 1](https://m.media-amazon.com/images/I/51E1Q6oo8GL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works very well
*by H***Z on 27 October 2025*

I am rather hesitant about supplement products as most of the time I feel like they don’t do much , however with Alpha drive genuinely feel a massive difference in my performance activities & just day to day , I feel much more energised , as for the T levels , I can’t say I feel any different in that regard however I wouldn’t notice if I did , bought 3 times now and can confidently advise anyone to purchase these over other brands as I’ve used ChatGPT to compare the ingredients to other brands and it all leads back to Alpha drive

### ⭐⭐⭐ Don’t trust size guide
*by E***E on 5 January 2026*

Size guide was terrible. I need one, maybe two smaller.

### ⭐⭐⭐⭐⭐ Review
*by K***Y on 9 September 2025*

Good quality! Definitely a great knock off of the orginal arm band.. however, size DOWN

## Frequently Bought Together

- Fitcent Arm Sleeve Heart Rate Monitor Accessories for Whoop 4.0, Bicep Wear for Whoop 4.0 Fitness Tracker
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**Shop now:** [https://www.desertcart.kr/products/721761213-arm-sleeve-heart-rate-monitor-accessories-for-whoop-5-0](https://www.desertcart.kr/products/721761213-arm-sleeve-heart-rate-monitor-accessories-for-whoop-5-0)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-01-27*