Picture Hanging Strips Kit (32 pairs/64 strips, 3.7inch long x 0.75inch wide), an alternative to nail or liquid adhesive. Compared with ordinary double-sided tape, the wall hanging strips use high-quality adhesive backing for stronger adhesion. Removable strips peel off cleanly without leaving holes, marks or sticky residue on a of surfaces. So you can hang your favorite photos, kids' art, banners, posters, signs and more without damage or residue like traditional hooks and tape. Wall hanging mirror works on a of smooth surfaces including painted walls, glass, tile, metal, laminate, plastic, finished wood (painted or painted shiplap, cabinets or doors )wait. Not recommended for use on wet or rough surfaces. Before use, please clean the desired surface with alcohol to remove dirt and dust so that it will not damage the surface the wall hook is stuck to. Easy to use on frame or decoration without any tools. Hang picture frames, wall art, mirrors, wall clocks, signs, patch panels, and other home decor without nails or a hammer. To remove, simply press down on the top of the strip and slowly pull vertically from the bottom. Colour:White Material:plastic+glue Size:92 x 19mm Package Contents: 32 pairs of strips 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.