Velcro Brand Removable Poster Hangers, 7/8-Inch Coins, White, 36 Sets (91639)
"Features specially formulated Removable adhesive that leaves no wall or item damage. Easily change out posters and small wall items without any worry of damaging the wall. Ideal for hanging posters, calendars, maps, signs, educational items and more.Each fastener set (7/8" Coin & 1.25" Sq) holds up to 1/4 lb., do not hang items over 1 lb."