Whoop Surge Sportflex Band

Sportflex Is Ready For Sweat, Sport, And Everything In Between. Made From A Highly Durable Soft-Touch Silicone, It’S Waterproof, Dirtproof, Sweatproof, And Stainproof. With An Adjustable Closure System And Ventilation Details, It’S Built For High-Performance – And Game For Anything. Includes Band, Hook, Clasp, And Fast Link™ Slider That Makes Swapping Bands Easier Than Ever. Only Compatible With Whoop® 4.0.