... Thicknessusually is: 2.5 cm, 3 , 3.5 , 4, 4.5 and 5 cm thicknessFunctionNon-Slip, safeTile TypeFloor TilesColorRed, Blue, Green, ... ,Fireproof.Anti-slip,Good water drainageEasy to install and maintanceNontoxic and harmless,Lead content achieves the North America standardApplication: ... ,Fitness Center,Gym,Residential Area. Good quality and resonable price Professional manufacturer EN1177 safe Rubber Tile