Men’s Waterproof & Sweat-Proof Jewelry Built for movement. Designed to last. Our men's waterproof and sweat-proof jewelry is made for everyday wear — in and out of the gym, rain, or ocean. Made with premium-grade 316L stainless steel and PVD plating for a durable and scratch-resistant accessory that withstands all the elements of an active lifestyle without sacrificing a luxurious look. Each piece is engineered to withstand water, sweat, and heat without losing its shine.