"Stiks" firmly to all kinds of surfaces without damage or messy adhesive residue, removable and reusable, adhesive never dries out, waterproof, safe, and non-toxic, USE ON wallboard, cinder block, brick, plaster, paneling, pegboard, concrete, metal, glass, plastic, wallpaper, tile, & almost anything else, USE IN home, office, classroom, workshop, kitchen, laundry, hobby room, studio, dorm, locker, & almost everywhere else, Packages of 20 clips, Color: Grey, SKU: STKW088