SportFlex Wrist Band Waterproof Sweatproof Silicone Strap Replacement Fitness Tracking Strap Band for Whoop 4.0Heart Rate Sensor

📦 Description:

Comfort. Durability. Style. All in One Strap.

Upgrade your WHOOP 4.0 experience with the SportFlex Waterproof Silicone Wrist Band — a sweatproof, durable, and comfortable replacement strap designed for all-day wear and high-performance workouts. Built to match your active lifestyle, this strap keeps your WHOOP tracker secure during any activity, from intense training to everyday movement.

💧 Waterproof & Sweatproof Performance
Made from high-quality silicone that resists moisture, sweat, and daily wear — perfect for workouts, showers, and everything in between.

🖐️ Soft, Flexible & Skin-Friendly
Smooth, hypoallergenic material ensures maximum comfort even during long periods of use. No irritation, no slipping.

🔒 Secure & Easy-to-Adjust Fit
Designed with a strong, adjustable closure system that keeps your WHOOP 4.0 heart rate monitor in place, no matter how hard you train.

🎽 Stylish & Sporty Look
Sleek design with modern colors to match your gear or mood. Whether you’re in the gym or on the go, this strap adds a premium touch.

🔁 Quick & Simple Replacement
Swap out your old strap in seconds — no tools needed. Compatible exclusively with WHOOP 4.0 sensors.

📏 Specifications:

• Material: Waterproof, sweat-resistant silicone

• Compatibility: WHOOP 4.0 only

• Adjustability: Fully adjustable for all wrist sizes

• Colors Available: [Insert available colors]

• Includes: 1x Replacement Strap (sensor not included)

• Closure Type: Adjustable buckle or loop design

💡 Who Is It For?

Ideal for WHOOP 4.0 users who need a reliable, stylish, and sweatproof strap for daily use, sports, or high-intensity training. Perfect for fitness enthusiasts, runners, lifters, and everyday wearers.