Modular diamond pattern 9/16 thick drainage matting modular 2 x 12 tiles assembles in a variety of shapes to fit any workstation. Flexible vinyl sections simply snap together for quick assembly. Open grid allows drainage of liquid below surface to create a safe walking surface. Features traction knobs on the surface for sure footing. Perfect for locker rooms and showers. Ramps have only male connectors but they can be clipped off to make female connectors.