Stiks´ to all kinds of surfaces without damage or messy adhesive residue. Remove, reposition & use again & again without adhesive to add or replace. USE ON... wallboard, cinderblock, 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. 30 clips per pack, bundle of 6 packs, 180 clips total