Slip resistant Fiberplate® stair tread covers can be conveniently installed over pre existing wood, concrete, or metal treads. The aluminum oxide grit top surface provides secure footing for maximum safety. The tread covers are also reinforced with a woven glass mat for durability and impact resistance. Tread covers are available in 8", 9", 10", 11" and 12" depths and 12' stocked lengths, or custom lengths can be cut. Standard thickness is 1/8" (1/4" also available for heavy duty applications).