Made by premium recycled rubber with little smell. Covered with commercial grade non-slip and waterproof layer. Floor mats are critical for your gym for protection. Each mat weight 17.5KG as higher structural density for maximum shock resistance and protection for your knee! FEATURES: 20mm thickness gym mats Size: 1 m * 1m Color: Black with white dots decoration Non-slip and non-toxic rubber Heavy duty 17.5kg weight ensures tiles won't move under foot Shock resistant Noise Insulating Water resistant Non-slip Easy to install and maintain Clean edges for better looking IDEAL FOR: Commercial Gyms (installation service available) Large Fitness centres (installation service available) Sports centres (installation service available) Physio clinics Martial art centres Home Gym with heavy weights