Coreknit band compatible with whoop 5.0 / mg. Designed for athletes and active sport lifestyles, this whoop band combines functionality with sleek aesthetics. Crafted from recycled polyester and elastane, lightweight fast-drying and stretchy. It delivers exceptional softness against your skin while maintaining resilience against sweat, water, and friction, ideal for office hours, workouts, or overnight sleeping. Tips: compatible whoop 5.0 / mg only, but do not fit whoop 4.0 .