Braided Watch Strap: This watch strap is made of high-quality elastic yarn braided with silicone threads with an adjustable buckle, soft, lightweight, breathable, washable, durable, and comfortable to wear. Perfect for sports and everyday use. Upgraded Adjustment Buckle: This strap features an adjustable stainless steel buckle instead of a regular sliding buckle, which increases the fit between the strap and the wrist while maintaining comfort. Even during sports, the strap will not loosen. Choose Band Width (Size): 16mm 18mm 19mm 20mm 21mm 22mm 24mm. Compatible with most traditional watches and smartwatches whose lug width is standard 16 18 19 20 21 22 24mm. To get a suitable strap, measure the inner distance in millimeters between two lugs on the watch. Available Wrist Length: Measures wrists from 15 cm to 23 cm (6\" to 9\"), suitable for most men and women. It is easy to install and adjust. The length of the watch strap can be freely adjusted depending on individual wrists. To see specific operating details, you can refer to our pictures. EASY TO REPLACE - The quick-release stainless steel spring allows you to change bands in seconds by simply sliding the button, no tools needed. If you have any problems with the bands, please do not hesitate to contact us, we will reply to you as soon as possible.