Providing outstanding cushioning and protection along your dock, the ProTect Bumper is made from heavy-duty PVC that's treated with UV inhibitors and fungicides. The ProTect Bumper delivers excellent shock absorption and will not mark or mar the hull of your boat. The ProTect Corner/Straight Bumper has a center cutout that allows it to serve as a straight bumper or bend around corners for use as a corner bumper. 2.5"H x 1.5"D x 15"L. 6"L inside to corner. Will not mark or mar hull Heavy-duty PVC 6"L (inside) x 2.5"H x 1.5"D