Amazon.com: American Floor Mats - Horse/Stable Mats - Heavy Duty Stall Mats - Thick, Durable Rubber Flooring Solid Black 1/2" Thick - 4' x 6' Mat : Pet Supplies
17mm Rubber Stable Mats | Quattro Products
Stall Mats - Amberway Equine
SurfaceCo - Interlocking Stall Mats 3/4" – The Treadmill Factory
Rubber-Cal Shark Tooth 3/4 in. T x 4 ft. W x 6 ft. L Black Heavy Duty Rubber Flooring Mat 03_109_W_46 - The Home Depot
4 ft. x 6 ft. Thick Rubber Stall Mat at Tractor Supply Co.