Constructed from UV-stabilized impact-resistant polyethylene, Mounts to rack with included U-bolts, Features include locking latches, reflectors, foam grips and arm and back pads, Seat area measures 3" thick x 15-1/4" L x 23-23-3/4" W; overall dimensions are 25-3/8" L x 41-5/8" W x 17-3/4" H, Available in black with black pads, Not for Polaris models with rack extensions., Not to be used as a seat while riding.