Quantity: 20 pieces Material: Aluminum Alloy Size: Waist Length: about 26mm/1.02 (Because the sizes listed above are all measured by hand, the actual size may be slightly different from the above size. Due to lighting effects, monitor settings etc. The color tone of the image may differ slightly from actual product. ) Quiet slider, these hooks make minimal noise when you pull the curtains. Versatile, perfect for curtains, drapes, tulle, drapes, shower curtains. Widely used in windows, closets, bedrooms, offices, dining rooms, sliding doors, etc. Durable and made of high quality sturdy aluminum alloy, all rollers of curtains roll and glide smoothly on the track. Curtain rods glide smoothly - all rollers roll and glide freely on the track. A quiet slider, these hooks do minimal noise when you pull the curtains. Versatile, perfect for curtains, drapes, tulle, drapes, shower curtains. Quiet slider, these hooks make minimal noise when you draw the curtains. Simple but lightweight sliding glider.