Finish types: Copper Metal Curtain Rings with Clips Size Internal diameter: 25mm or 1'' Ring thickness : 0.14 '' Internal diameter: 32mm or 1.26'' Ring thickness : 0.14'' Internal diameter:35mm or 1.38''Ring thickness : 0.14'' Internal diameter:35mm or 1.38''Ring thickness : 0.16'' Internal diameter:38mm or 1.5''Ring thickness : 0.16'' Internal diameter:45mm or 1.77 ''Ring thickness : 0.16'' Internal diameter:50mm or 1.97''Ring thickness : 0.16'' Internal diameter: 55mm or 2.17''Ring thickness : 0.16'' Internal diameter:63mm or 2.48''Ring thickness : 0.16'' Features: Great f hanging party decations anything else These hangers hold securely are easy to put up take down can even clip together to hang lower if needed to decate F any outdo activities It also would be a good addition to a classroom where you are hanging artwk decations from the ceiling. Clip rings can transfm any fabric into a drapery panel, they offer a convenient solution f curtain panels that have tabs pockets that are too small f the existing curtain rod. Add a refined sense of style to any space, perfect f a bedroom, living room, dining room, office, kitchen. Package A. Set of 20PCS B.Set of 30PCS C.Set of 60PCS D.Set of 100PCS Package60 pcs Clip Rings Main ColSilver , Black , Light Gold , Gold, Copper, Bronze. Inner Diameter: 25mm, 32mm, 35mm, 38mm, 45mm, 50mm, 55mm, 63mm [Material] MADE of Stainless Steel Construction. Through Plating Pro Cessing. Heavy DUTY Design, Stronger Tension Curtain Rings Application The Curtain Clip Rings Are Widely Applied f Most Kinds of Curtains, Such as Rod Pocket Top Curtains , Pinch Pleated Curtains f Both Blackout Window Curtain Drapes Thin Sheer Curtains , Shower Curtains, French Window Curtain Panels so onEasy Install Smooth SlidingEasy to Install Disassemble , Not Hurt Your Drapery : Simply Slide The Curtain Round Rings Onto Your Rod Attach Drapery ; Good f Hotels, Restaurant, Bar, Meeting Room, Bedroom, etc.