Durable metal - The shower curtain rings are made of durable, high quality metal. Coating plated on the cover of shower curtain rings let you use in humid environment bathroom.^ Easy to glide - Engineered spherical roller balls of shower curtain hooks reduce friction and let hooks glide across the rod smoothly with no effort at all.^ Plated & polished - The metal is plated and polished on the cover to improve rust resistance. These shower hooks are also used as elegant decor to your bathroom.^ Heavy duty closing hooks - These metal shower hooks are strong enough to hold a heavy shower curtain. Sealed-shut design makes them prevent curtain from slipping off the rings.^ Set of 12 - Sold as a set of 12 for a standard 60 inches or 72 inches opening. 12 in one package can meet quantity demand for one usual bathroom.