About the 2-inch Metal Curtain Rings with ClipsMeasurement:Internal diameter: 50.8mm/2inch.External diameter: 58.4mm / 2.3inchThickness: 3.8mm/0.15inchFits up to 47.7mm/1.88inch rod.Features:Great for hanging party decorations or anything else that you need to temporarily hang.This is much easier than trying to tie string to something or tape it up.These hangers hold securely and are easy to put up and take down and can even clip together to hang lower if needed make decorating or any outdoor activities much easier.It also would be a good addition to a classroom where you are hanging artwork or decorations from the ceiling.Provide the perfect amount of space to ensure smooth gliding when opening and closing attached curtains.Simply slide the curtain round rings onto your rod and attach drapery, this is the best way to hang your curtains so they remain in place.The curtain clip rings make it possible to transform any fabric into a drapery panel, and they offer a convenient solution for curtain panels that have tabs or pockets that are too small for the existing curtain rod.The silver curtain clip rings add a refined sense of style to any space, perfect for a bedroom, living room, dining room, office, or kitchen.Package Includes: Set of 20 Silver Metal Decorative Drapery Curtain Clip Rings 2 inch Packed in boxes