Easy to install and remove: the shower curtain hooks are easy to open and close, no tools needed, can slide easily over the holes and shower curtain rods Good quality: the curtain rings are made of metal, sturdy and durable, can last for a long time, and 40 pieces are good for replacement Attach the hook: the curtain hook rings with the quick release accessory, snaps firmly to close after installation, helps ensure your items can't be found Multi-use: the shower curtain rings fit standard rods, work with most shower curtains or curtain liners; Can also hang other small items Ring hooks dimension: the overall size of the hanging hooks is about 6.8 x 3.8 cm, the thickness is 2 mm, comes with 40 pieces curtain rings in total