High Load Capacity: Size: 2.2inch x 2.2inch (WxL). Featuring a 0.8 mm-thick PVC base and removable metal peg, each adhesive picture hanger reliably holds up to 33 lbs without loosening. Waterproof and oilproof design ensures lasting strength. No Drilling Required: Save your walls from damage with ease! The self-adhesive picture hooks eliminate the need for nails, screws, or messy glue. Perfect solution for renters and homeowners who want safer hanging options. Only for Smooth, Dry Surfaces: The adhesive wall hooks always deliver rock-solid adhesion on any smooth, flat, and dry surface - ceramic tiles, marble, glass, wood, metal, or plastic. (NOTE: Not for use on bricks, concrete, or textured walls.). Wide Application: Instantly transform any room with the sticky hooks! Perfect for hanging picture frames, canvases, mirrors, kitchenware, towels, and more. From bathroom organization to living room decoration, keep your space shipshape effortlessly. Easy to Use: 3 simple steps to achieve secure hanging. Just clean and dry the target surface, peel off the protective film of the picture frame hanger, paste it and press out all air bubbles. For maximum strength, wait 24 hours before hanging your items. Specification:20PCS/30PCS Color: Transparent Material: PVC Package Contents: 20 x Picture Hooks / 30 x Picture Hooks Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.