4.0 Ultimate Water Pack

WHOOP Verified independent store

→

Our best bands for high-performance. All-new SportFlex is made from a highly durable waterproof silicone and has an adjustable closure system. Plus, get the Hydrosleeve to reduce d rag when you swim. Includes band, hook, clasp, and Fast Link™ slider that makes swapping bands easier than ever. Only compatible with WHOOP® 4.0. Show more