... 3) weight:250g 4) thick: 1.2-1.5mm waterproof board for wallpapers (www.lsj3d.com)Features:Health and Environmental ... of:Home--living room TV backdrop, sofa backdrop, bedside wall, ceiling, etc.;Commercial--hotels, offices, conference rooms, school classrooms, clubs ... the lobby, corridor, entrance, etc. The backdrop, LOGO wall, ceiling, including the column and so on. Stations, airports, docks ...