Maple hardwood 1.75” thick stair treads, unfinished, 6 qty. W46.75” x D9.25” finished on 3 edges with .25” edge rounding. Intended for 3 side exposed staircase- can be cut to fit non-exposed staircase. These replace current tread- not an overlay. Or use as substrate for other project. Ordered wrong size, non- returnable. Gorgeous wood. Message if interested.