Our waterproof chains are authentically designed in-house to not only help you express yourself, but to last a lifetime. Crafted with premium PVD or Physical Vapor Deposition plating, they are resistant to water, sweat, oils, lotions and perfume. Whether you're enjoying a dip in the sea, sweating it out in a cardio session at the gym, or unwinding with friends, our waterproof chains will continue to shine bright. And they come with our lifetime color warranty.