... , plexiglass acrylic(plastic and transparent5) The color of plywood board for optional :brown, red, black, yellow, blue, transparent, or ... adjustable flexibly.3.fire resistant and high capacity with the stand aluminum alloy,6082-T6.4.various types, disassemble, foldable… ... outdoor or indoor concert, party, wedding, exhibition display, ceremony , sale promotion, meeting T-show stage and stairs for sale