Meikotu EVA Print foam puzzle mat /Waterproof Interlocking Exercise Tiles 12 "X 12" 3/8 "Thick EVA foam Film mat ,Have Dark wood and Light wood 9 tiles / Package Each tile 12"12"(30cm30cm) Thickness 3/8" (1cm) not contain edge Mixed Colors picture showing the effect of the recommended Non-Toxic, tested FREE of Lead, BPA's and Phthalates; Meet or exceed the US regulated toy safety standards; Insulates from cold surface, Waterproof, Non-slip, Sound proof, Shock absorbent Non-Toxic, tested FREE of Lead, BPA's and Phthalates; Meet or exceed the US regulated toy safety standards; Insulates from cold surface, Waterproof, Non-slip, Sound proof, Shock absorbent