This Calypso style FKM rubber watch strap is great for watch enthusiasts and those with active lifestyles. Whether you're doing water sports, going on adventures, or just wearing it daily, it's a perfect fit. It features a quick - release mechanism for easy strap changes. The strap is made of high - quality FKM rubber that resists heat, chemicals, and UV light. It has a classic perforated design for breathability and comes with a polished 316 stainless steel buckle for a secure and stylish look.