Heart Rate Monitor Replacement Soft Strap Compatibility: Works with Polar H7, H9, H10 and more; also compatible with Garmin Dual. In addition, it supports Wahoo Tickr, Garmin HRM, Coospo, Powr Labs, LIVLOV, XOSS, Manege, Moofit, and other HRM devices. Upgraded buckle: Features a buckle design for greater comfort and easier, more convenient sizing. Material and fit: The strap is made from silicone plus a fabric fiber layer. This combination is comfortable to wear, lightweight, and the length is adjustable to fit your size. Performance: Designed to reliably a worn or damaged heart rate monitor strap, restoring accurate heart rate data during workouts. Use scenarios: Running, cycling, and gym workouts where continuous heart rate tracking is needed. Users who own multiple brands or devices can swap between devices with a single strap. Travel, gym visits, or group workouts where having a spare strap is convenient.