Rubberlogix Black Commercial Weight Lifting Mats 4' x 8' x 1/2"
RB Rubber, 3/4 in. Rubber Stall Mat 4 x 8 ft. - Wilco Farm Stores
Rubber-Cal "Wide Rib" Corrugated Rubber Floor Mat - 1/8" Thick x 3ft x 2ft Roll - Walmart.com
Rubber-Cal Corrugated Fine Rib 1/8 in. x 4 ft. x 8 ft. Rubber Runner 03_168_W_FR_08 - The Home Depot
Rubber-Cal 4-ft x 8-ft Black Rectangular Indoor or Outdoor Home Utility Mat in the Mats department at Lowes.com
Ribbed Entry Carpet Mat - 4 x 8', Brown H-5137BR - Uline
Rubber-Cal Corrugated Fine Rib 1/8 in. x 4 ft. x 8 ft. Rubber Runner 03_168_W_FR_08 - The Home Depot
Amazon.com: RevTime Extra Large Exercise Mat 8 x 6 Feet (96"x 72"x1/8") Heavy Duty Home Workout Gym Rubber Floor Mat, Best for Carpet & Hardwood Floor, Black : Sports & Outdoors
Rubber-Cal Diamond Plate 4 ft. x 8 ft. Black Rubber Flooring (32 sq. ft.) 03-206-W100-08 - The Home Depot
Fit Floor Performance Rubber Mega Gym Mat, 6 ft. x 8 ft. x 8 mm, Black at Tractor Supply Co.
Rubber-Cal "Recycled Flooring" 1/4 in. x 4 ft. x 8 ft. - Black Rubber Mats - Walmart.com
Interlocking Workout Mat Kit (8' x 12' x 3/4") - Cashmans