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 quick - release feature makes it ideal for anyone who likes to change their watch strap often. It has a 316 stainless - steel buckle for a secure fit. While specific size details aren't mentioned, it's designed to be a comfortable fit for most watches. It's suitable for both men and women who appreciate a blend of vintage style and modern functionality.