outdoor poster stand,poster frame,A board,sidewalk sign Material:aluminum frame&water base Size:A1,A2,customized Color:silver Outdoor Poster Stand ... > PVC/PS board for meeting your different requirementMaterial: aluminum frame,iron springs,PE water base Graphic Size:A0,A1,A2,A3,customized ... side2.For outdoor and indoor use3.heavy and stable A1 aluminum outdoor poster stand