WHOOP 5.0 SportFlex ECG Compatible, Waterproof, Sweatproof, Silicone Accessory for Health & Fitness Wearable 24/7 Activity, Sleep, Recovery Tracker - Not Compatible with Gen 4 Charge

BUILT FOR HIGH PERFORMANCE – SportFlex is designed with waterproof, sweatproof, and dirtproof silicone. It’s highly durable and designed to withstand your most intense workouts and adventures. MADE WITH SOFT-TOUCH SILICONE – SportFlex is ultra-smooth, hygienic, and easy to clean. Small scuffs can be wiped off, or you can deep-clean the band with isopropyl alcohol and a lint-free cloth followed by a water rinse. ADJUSTABLE AND BREATHABLE – SportFlex is made with an adjustable closure system to ensure a snug, secure fit—no matter how intense your workout. The band includes ventilation details, making it extra breathable and comfortable. 100% WATERPROOF – SportFlex is completely waterproof, making it an essential accessory for everything from swimming laps and surfing to high-sweat, high-intensity workouts. COMPATIBILITY – This is not compatible with the WHOOP 4.0