ADJUSTABLE SIZING Resizable design for guaranteed good fit. WATERPROOF AND DURABLE Sweat, Heat and Tarnish-proof. Wear it wherever for years. LIFETIME WARRANTY Quality Supported by lifetime warranty. ECO-FRIENDLY MATERIALS Made from recycled and sustainable surgical-graded stainless steel. LIMITED OFFER — FREE CARD HOLDER Orders over $120 come with a complimentary Ripple Card Holder automatically added to your cart. Details SIZE Designed to be unisize, meaning that the cuff can be adjusted to fit any wirst. Traditional bracelets need exact measurements, but this one is designed to eliminate any size concerns. Ideal as a gift or for your convenience.Width: 1.6mm COLOR Silver and 14k Gold MATERIAL Stainless steel (316L). Surgical grade steel. Much more durable than silver, gold, or platinum. It will not rust, corrode, tarnish, stain, fade, or turn your skin green.