Can easily be cut to exact size using a utility knife and straight edge 9-5/8" deep 1/8" thick Lengths: 18", 24", 30", 36", 42", 48" and 72" All purpose nose fits square or curved nose steps from 3/4" to 1-1/8" long.Cove riser also available for face of stair. 7" high. Creates a "finished" look for your staircase.