HaMi Silicone Rubber Wrist Watch Strap with Metal Clap for Apple Watch, Red Adopt fluoroelastomer, sturdy, soft, resistant dirty and durable Sports band wrist strap for the apple watch is essential, because it can protect the outer casing of the watch Replacement strap that fits the watch perfectly, also protects the actual watch housing ,complete access to all ports and features and fully washable Designed specifically for apple watch / watch sport / watch edition 2015 release slim fitting design adds no extra bulk Materia:100% smooth silicone, built and made from amazing manufactured elastic to fits 140mm-210mm wrist and 21mm in width