Product Features - Material: Metal - Polished for a Great Look - Easy to Install - Friction Free, Gliding Action Sturdy Quality and Secured Design A. Titanker shower curtain hooks has been specializing in providing affordable and superior products to customers for many years. Durable metal material let shower hooks to support heavy duty shower curtains and liners. B.Engineered spherical roller balls of shower curtain hooks reduce friction and let hooks glide across the rod smoothly with no effort at all. C.Double-Hook Design is not only strong enough to hold up heavy duty shower curtain and liner, but also easy to install to save your time.How to Install A. Put up shower curtain and liner through shower hook. B. Hang up shower hooks with shower curtain liner on shower rod. C. Pull shower curtain hooks left and right to check out if they are tightly installed well.