Stall Mat- Rubber 4ft x 6ft x 1/2in. Diamond Tread, RF546, Rubber Mats Gym Flooring
1/2" 4' x 6' Mega Mats - Rubber Gym Equipment Mat
TrafficMaster Black Fleck 25.2 in. W x 25.2 in. L x 0.7 in. Thick Foam Exercise\Gym Flooring Tiles (4 Tiles\Case) (17.6 sq. ft.) 24182COPLHD - The Home Depot