When workers retrieve materials or boxes from racking they often misjudge when it is safe to lift their heads. Rack Armor is always there to cushion the blow and prevents serious injury. Designed specifically for this application, Rack Armor is a cost effective way to protect workers from head injuries. Both inside surfaces have adhesive to attach to the rack beam. Simply stick on cleaned and grease-free surfaces, includes cable ties to secure to rack Sold by a pair of 4' length pieces for a total of 8'.