Rubber Mat Flooring 4' x 6' x 3/4" for Gym or Equine Stall, Heaviest Duty, Indestructible, Non-Slip, Smooth or Diamond Surface - THE Standard Ultra Durable Grade-A Rubber Mat Flooring The industry standard for Crossfit and other gyms Made of Recycled Rubber Tires, Can be cut with razor or box cutter Used in gyms, horse stalls, trucks, trailers, and many other applications Approximately 100lbs per mat