Art3d Non-Toxic Children Play & Exercise Mat - Puzzle Play Mat for Kids, Toddlers or Baby, 20" X 20" Dynamic Green-Yellow Come with 1 tile 19.7'' x 19.7'' Safety: Filled by cosmetic liquid, environmental protection and safety, nontoxic for children No need installation fancy liquid tile, Fire resistance: EN13501-1:2007 Bf1-S1 Anti slip function:backside with pvc anti slip mat,strong anti slip function, protect floor and keep still Recommended Use: Dance floor / play mat / kids room floor / children's play house, fashion shop Need not installation Safety: Filled by cosmetic liquid, environmental protection and safety, nontoxic for children Breakthrough of the inherent form of ground tile with fluid flowing in between high-density inter layer, creating an unprecedented space interaction; Like the colorful effect of works of impressionism, abundant choices of color for different needs of arrangement; Special polymer material , abrasion-resistant, skid proof, can provide effective protection; Follow the trend of green low-carbon at current time, all the material is nontoxic and non-radiant and can be recycled. Impact resistances: Impact resistance test report is 3.71kg/m2 Fire resistance: EN13501-1:2007 Bf1-S1 Anti slip function:backside with pvc anti slip mat,strong anti slip function, protect floor and keep still Maximum environment temperature: 60 centigrade