Art3d Liquid Dance Floor Colorful Home Decor Tile, 12" x 12" Blue-Red No need installation Safety: Filled by cosmetic liquid, environmental protection and safety, nontoxic for children 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