... use in exhibition booth 4x4 Portable Pop Up display(PU-58A)Material:AlunimunColour:Silver whitePop Up series:3x1,3x2,3x3 ... ,3x4 and so on.The assemble of whole set 4x4 pop up1 ... set 4×4 pop up frame 6 pcs PVC panels( ... trade show equipments.such as:Pop up stands,banner stands,roll up banner stands,flag banners,advertising banner, ...