Bolesi Nylon Wristbands Compatible with Whoop 4.0 Fitness&Activity Tracker,Soft Stretchy Breathable Fabric Elastic Washable Sports Loop Strap for

【Compatible Models】This bolesi nylon wristband ONLY compatible with WHOOP 4.0 wearable health, fitness & activity tracker. 【Premium Material】The straps are made of high quality nylon material,more soft durable and stretchy fabric strap will prevent your skin from irritation or allergy, flexible, lightweight,washable and quick-dry,keep your wrist comfortable all day. 【Seamless fit& Secure】One size 10.24 inch(260mm) fits all with a strong stainless-steel U-shaped bracket,which seamless fit your whoop 4.0.You can adjust the band size quickly and easily to fit your wrist correctly.Make sure you beloved tracker safe. 【Tool-free】You can quickly change the strap without any tools. 【Packaging】1 loop nylon wristband,1 stainless-steel U-shaped bracket and 1 metal link slider