1. Flexibily assembled in patterns; 2. Tiles connect firmly & easily laid; 3. Well drain and ultraviolet radiation proof. Description:1. Inartificial slate;2. Be made of 1.0cm slate and plastic base;3. Can be used on any solid, even (not bumpy) surface, such as courtyards, balconies, patios, porches, roof tops, hot tub surrounds, pool surrounds, garden paths, boat decks, gazebos, sun rooms, and ...