Our 100 ft. Closed Reel Long Tapes provide you with best in class durability on the job site. The closed reed measuring tapes have nylon coated steel blades with minimal stretch giving you best in class accuracy. The long tapes also have the industrys first debris wiper, Grime Guard , that prevents dirt, dust, and debris from entering the closed reel tape measure, causing jams. Reinforced 3:1 planetary gears and full metal frame guarantees durability while you use your tape in the toughest job site conditions.