Dri-Dek Plastic Deck Tiles Dri-Dek tiles snap together to create a ventilated surface designed to keep stowed gear dry and free from mold, mildew and musty odors. Ideal for lining the bottoms of compartments, cabinets or lockers. Put beneath anchors, gas tanks or loose equipment to protect wood and fiberglass surfaces. Also relieves the back and foot pain caused by standing at the wheel for long periods of time. Tiles are 12" x 12". 25 per box. Sold per box.