MATERIAL-Shower curtain hooks are Made of high quality plastic material, which are smooth and easy for sliding and pulling. FREE GLIDING DESIGN-C shape design and soft material make these shower curtain hooks no snagging gliding in great experience. MULTIPLE PIECES-There are 120 pieces plastic shower curtain rings to meet most of customers who have more than 1 bathroom . They can also be spare shower curtain rod hooks when you need to change one for your shower curtain liners. EASY INSTALLATION-Shower rod hooks are flexible enough for easy installation with slight effort on your shower rod. It is much easier and more convenient than those traditional shower rod rings. AND MULTI-USE-Plastic material lets you have less worry about rust on shower grommet. It has longer life span than traditional metal hooks. These plastic shower curtain rings are also applied for bathroom, dressing room, fitting room. Colour: Black Material: plastic Size: 5.5x3cm outer diameter, 4.6x2.9cm inner diameter Package Contents: 120 x Shower Curtain Rings Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.