... -used 3D board 1) made of high poly 2) sepecification:50*50mm 3) weight:360g 4) thickness:15-2.0mm outerdoor fully-used ... 3D board (www.lsj3d.com) Use of:Home--living room TV ... rooms, school classrooms, clubs, restaurants, , tearooms, cafes, outerdoor fully-used 3D board hospitals, shops, cinema, gym, hair house the lobby, corridor, entrance ...