Easy to install and remove: the shower curtain hooks are easy to open and close, no tools needed, can slide over shower curtain holes and rods easily Good quality: the curtain rings are made of metal, sturdy and durable, can last a long time use and 40 pieces are good for replacement Fix the hook: the curtain hook rings with quick release accessory, snaps firmly to close after install, help to ensure your items do not fall off Multi-use: the shower curtain rings are suitable for standard rod, work with most shower curtain or curtain liner; Can also hang other small items Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.