Package Contents: 6 adjustable adhesive wall screws and 12 screws: 12 pieces of 8mm, to meet different needs in our bedroom Material: These nail-free wall hooks are made of stainless steel, ABS, PVC. With strong adhesive backing to provide about 13kg load capacity [Adjustable distance] - Adhesive screw stickers are 8 x 4cm; the shortest distance to hold the shelf: 1cm; longest distance: 4.2cm. Suitable for supporting various mounting brackets Easy to install: wipe the surface, peel off the film on the back, then press the adhesive screws on a smooth surface for minutes. We suggest waiting 24 hours, self-adhesive screws are better Wide Application: The screwless wall mount can be widely used on various surfaces with different materials such as tile, wood , metal, glass and other smooth surfaces. Feature Materials: stainless steel, PVC, ABS, glue. Colour: transparent. Dimensions: 8 x 4 cm Stem length: 11-28mm Contents: 6 screw hanger nails + 12 screws The adhesion is strong, reliable, waterproof and oil resistant This screw can hold 6 kg (max). But we suggest that you do not exceed 6 kg to hold a long time. Do not use in temperatures above 80 degrees. Tips: Please do not use these wall hangers to hang items. precious objects. Do not use on painted wall, wallpaper, poor walls and other rough surfaces