This Calypso Style FKM Rubber Watch Strap is perfect for those with active lifestyles. Whether you're swimming, working out, or just going about your daily routine, it can withstand water, sweat, and harsh elements. The strap has a quick - release feature, which is very user - friendly. It is made of premium fluorocarbon FKM rubber and comes with a polished 316 stainless steel buckle. It's suitable for anyone who wants to add a touch of style and functionality to their watch.