Easy to install and remove: 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 the quick closing accessory, closes tightly to close after installed, help ensure your items don't fall off Multi-use: shower curtain rings are suitable for standard rod, work with most shower curtain or curtain liner; Can also hang other small items Ring hooks dimension: overall hanging hooks size is about 6.8 x 3.8 cm/ 2.7 x 1.5 inch, thickness is 2mm, come with curtain rings 40 pack in total