Add cushioned flooring to your exercise area, living room, basement, den, or playroom . The 24 tiles of this foam flooring feature an interlocking, puzzle-piece design that you can combine in multiple configurations. The nonskid, textured foam makes this lightweight foam puzzle floor mat an excellent way to safely cushion a concrete floor or protect the finish of a hardwood floor. Nontoxic, free of lead, and easy to keep clean with just soap and water, these foam squares work well as a child's play mat or as a workout mat in a home gym.