Large size curtain ring: 2.5 inch inner diameter. Feature: 1.Durable: The rings with nickel plating treatment which and can withstand heavy enough curtains. 2. Tight Enough: The alligator clips is tight enough so the curtains are not easy to fall off. 3. Smooth Sliding: Simply slide the curtain round rings onto your rod and attach drapery, easy to install and disassemble and won't hurt your fabric. 4 Wide application of the curtain clips: The metal curtain rings with clips, with beautiful polished finish, no snagging, glide effortlessly across the rod, good for hotels, restaurant, bar, cafe,meeting room, bedroom, etc. Specifications: Material: strong metal with plating Size: inner diameter 63 mm/2.48 inch; outer diameter 93mm/3.6inch Color: Black Quantity: 14 pieces Package Include: 14 x Curtain Clips Warm Note: Please measure the rod to sure if the rings fit you