MATERIAL: glass, stainless steel. These shower curtain hooks can be decoration bathroom and will be long-lasting.12 pieces of shower curtain hooks, round crystal glass decoration, printed patterns, silver hooks to match various styles of bathroom shower curtains. SIZE: Crystal glass diameter of round shower curtain hook is 1.45x1.45in/ 3.7x3.7cm. The shower curtain hooks diameter is about 1.1in, 12 pieces shower curtain hooks are suitable for rod of 8-28mm(0.3"-1.1"). RUST RES