Black with Blue Speck 24 in. by 24 in. Interlocking Recycled Rubber Floor Tile (24 sq. ft.) EZFLEX8BL - The Home Depot
EZ-Flex Interlocking Recycled Rubber Side & Corner Floor Tiles by Mats Inc.(Black&Gray) | Walmart Canada
Gym Flooring - 4' x 6' Recycled Rubber Mat - Fitness Experience
IncStores 1/4" Thick Tough Rubber Flooring Roll | Flexible Recycled Rubber Floor Mats for Home Gym | Heavy Duty Rubber Mat for Home Gyms, Sheds, Horse Stall Mat or Trailer | 4'x10'