Shower curtain ring size: the inner ring is 1.7 inches from top to bottom; the inner left and right sides are 1 3/16 inches, and the left and right sides are 1 9/16 inches, suitable for a shower rod with a diameter of 1 inch. High-quality materials: made of high-quality plastic, flexible, easy to bend and enter the shower curtain hole, not easy to deform, not rusty 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 smoothly on the pole without jerk to damage the curtain. Application: C-ring, easy to install and unload, can be installed without removing the pole. For curtain rods or other curtain rods for bathrooms, there are many application scenarios to be developed. Quantity: The package includes 12 shower curtain ring hooks.