Elastic Adjustable Wrist Band for WHOOP 4.0 Fitness Tracker Soft Comfortable Replacement Strap Sport Loop for Workout Running CompatibilityDesigned specifically for Whoop 4.0 fitness trackers, ensuring a perfect fit and optimal performance.<br> Premium MaterialsCrafted from a blend of polyester, nylon, and spandex with zinc alloy components for durability and comfort.<br> Adjustable FitWith a wrist circumference range of 150mm-232mm, this band accommodates a variety of wrist sizes for personalized comfort.<br> Lightweight DesignWeighing only 13.6g, this band offers a barely-there feel for all-day comfort during activities and sleep.<br> Easy to InstallationThe strap is easy to install and remove, giving your device a new look easily.<br> Specifications:<br> Material: Polyester, Nylon, Spandex, Zinc Alloy<br> Dimensions: 232mm x 25mm<br> Wrist Circumference: 150mm - 232mm<br> Weight: 13.6g<br> Compatible with:<br> WHOOP 4.0<br> Package included:<br> 1 x Wrist Strap<br> Not included other items