SimpleThings Stretch Bicep Band Compatible with Whoop 5.0/MG, One, Peak & Life (ECG Compatible), Breathable Nylon Sport Replacement Strap for Whoop 5.0 Band - Not Suitable for Whoop 4.0

• DESIGNED FOR WHOOP 5.0: WHOOP 5.0 wristband is specially designed for WHOOP 5.0 and compatible with MG, One, Peak and Supports ECG function for more accurate health data. (Not suitable for WHOOP 4.0)
• BUILT-IN METAL CASE The one-piece metal housing keeps the WHOOP module securely in place without wobbling. This keeps the sensor optimally on the skin - for more accurate readings such as heart rate and ECG. At the same time, the case reliably protects the device from bumps during training, running or cycling.
• STRETCHY NYLON STRAP: made of elastic, skin-friendly nylon, the lightweight material adapts to any muscle movement - no loosening, no slipping, and comfortably breathable whether you're sleeping, strength training, running or cycling.
• ADJUSTABLE CLOSURE The closure allows for quick and secure adjustment. Total length 42 cm - fits most men's and women's arms and stable during any sports movement.