self-adhesive carpet tile is easily to install,It is a DIY product.It can used for both the floor and the wall. self-adhesive carpet tile:material:100%PET,yarn weight 500-600g/sqmthickness:3mmsize:12"x12",18"x18",packing:color box / plastic filmcolor:red,blue,grey black,beige and other.used for:household,school,hospital,music bar.etc.