Amarco's Olympia-tiles Heavy-Duty Rubber tile offers excellent impact absorption and durability. Olympia-tile wear surface is 95% virgin SBR rubber and is non-porous which prevent moisture and odor from being trapped in surface pores. Re-vulcanized recycled rubber base will not “cold flow” under impact. Olympian-tile offers a very high end and contemporary look for an economical price. Excellent for any weight training facility.