Stair Tread Cover, Lip Height 1 1/8 in, Nose Style Square, Installation Hardware Included No, Surface Design Multi-Strip Grit, Yes, Color Black/Glow-in-the-Dark, Edge Style Beveled, For Surface Type Metal Stairs, Wood Stairs, Includes Expansion Shields; Machine Screws; Tapcon Screws; Wood Screws, Indoor/Outdoor Indoor, Outdoor, Installation Method Adhesive and Fasteners, Material Extruded Aluminum, Number of Grit Strips 13, Overall Depth 9 in, Overall Width 36 in