Sterling Silver Width at widest point: 18 mm Width at shortest point: 4.5 mm Push clasp closure Size XS/S fits wrists up to 16 cm Size M/L fits wrists up to 17 cm Need help with your size? Size guide Important to note: Every Silver RC Jewelry piece includes a small anti-tarnish polishing cloth. Do NOT use the cloth directly on diamonds, gemstones, pearls, or vermeil. The cloth remains effective if not washed. Wash hands after use. Keep out of reach of children.