【Large Size】2.5 inch inner diameter ring fits up to 2.5 inch rods. The inner diameter 2.5inch(6.3cm), outer diameter 2.8inch(7.1cm). Please confirm the size when you buy it, otherwise it will affect the installation. 【Material】High quality metal curtain rings with clips are made of high quality metal, using electrophoresis process, which can prevent rust for a long time. 【Strong Bearing Capacity】The alligator clips is tight enough to hold up heavy curtain and easy to clip drapes.It is recommended to use it in conjunction with a vice, so that the clamp can be easily opened. 【Easy To Use】Each clip ring is inserted from the end of the curtain rod, and a alligator clip is used to fix the curtain. 【Wide Application】Small and durable curtain clip can be used in many places in life, such as the curtain clip in the bathroom, room, living room, or hanging ornaments. 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