Shower curtain ring size: The inner ring is 4.3 cm from top to bottom; the left and right inner sides are 4.3 cm, and the left and right sides are 4.3 cm, suitable for a shower rod with a diameter of 2.5 cm. High-quality materials: Made of high-quality plastic, flexible, easy to bend and enter the shower curtain hole, not easy to deform, will not rust in a humid bathroom, and easy to clean. C-shaped design: The C-shaped curtain ring is easy and quick to open the shower curtain. It slides easily on the rod without shaking to damage the curtain. Application: C-ring, easy to install and unload, can be installed without removing the pole. For curtain rods or other bathroom curtain rods, there are many application scenarios to be developed. Quantity: Package includes 12 pieces shower curtain hooks.