Features: l Made of TPU material, waterproof, sweat-proof, comfortable and soft l The strap is thickened, comfortable to wear and easy to use l The material is not harmful to human skin and is not allergic l Nice replacement watch strap to repair or renew your smart watch, perfect fit Specification: l Applicable Model: for fitbit versa4/fitbit versa3/fitbit sense l Color (Optional): White, Black, Burgundy, Blue Gray, Sand Pink, Dark Red, Dark Blue, Dark Purple, Pine Green, Lavender, Rock Gray, Lilac l Size(Optional): Big Size, Small Size l Material: TPU Package Includes: l 1x Watch Strap