20 pieces extendable curtain rod hooks in one set, dimensions: length 2.8 x depth 1.1 x height 1.9 cm. Adhesive hooks - the self-adhesive hooks have good adhesion and hold your curtain rods securely. Product use - To fix your curtain rods on PVC or aluminum window without drilling. Easy to install - just remove the paper on the back of the hook and stick them on the dry wall. Once installed, the rod holders are strong and durable. Please note that the maximum support weight is 1 kg. Warranty - This product has one year warranty with us, please contact us through Amazon message if necessary. For more information about this product, please see the description below. Pack of 20 Adhesive Curtain Rod Hooks - 2.8 x 1.9 x 1.1 cm - White Product information: Pack of 20 adhesive curtain rod holders Quantity: 20 pieces Color: White Main material: PVC, metal rod Dimensions: Length 2.8 x Depth 1.1 x Height 1.9 cm Bar shape: Rod holder Product use: To fix your curtain rods on PVC or aluminum