Rubber-Cal"Dura-Chef Interlock" Kitchen Mats - 5/8-inch x 3ft x 3ft - Black Rubber Matting - 4 Pack Holes in this drainage mat allow liquids and debris to pass through, providing a clearer surface Excellent traction with these non-skid mats, ensuring a safe footing to maximize productivity while reducing the risk of injury Interlocking anti-fatigue mats are individually moveable and easy to clean; each tile weighs only 18 lbs. Non-slip flooring with interlocking tiles to cover large spaces; great for work shop flooring or mats for kitchen floors Natural and reclaimed rubber standing mat for anti-fatigue comfort for employees who stand for long periods of time such as cashiers and assembly workers