VELCRO(R) BRAND-Removable Poster Hangers. Easily display your posters and pictures with VELCRO(R) brand s removable poster hangers! These hangers will not damage walls and adhere to smooth painted surfaces, metal, glass, paneling, plastic, wood, and more with a low profile that keeps items flush to the wall. Hangs securely and removes cleanly. Not for use on wallpaper, non-painted brick/concrete, or other porous materials. Each hanger is 7/8 inch in diameter and will hold approximately 1/4 pound. This package contains twenty-four poster hangers. Imported.