Helm Cushion Mat - 38"L x 14"W x 2"TThe Helm Cushion is made of a closed cell foam, and a vinyl coated skin with an organic textured pattern. The Helm Cushion is weather resistant in both freshwater and saltwater. The Cushion reduces the amount of impact on your joints as you crash into waves and takes away from standing on your hard deck for hours on end. The Helm Cushion was designed to reduce the amount of vibration transferring from your deck to your legs and provides a comfortable ride on all waters.Features:Snaps in each corner can be used for securing the cushion to the deckReduces stress on the back, legs and feet