... : white, black, grey 4. Main markets: South and North America Backlit flex as one solvent printing media is widely used in outdoor ... used as sign light box.Our flex can be frontlit, backlit flex, black back and grey back flex and we have blockout which can ... small holes.The size can be 2m,2.2m,2.5m,2.8m,3.2m.Each is 50mWith PVC linerSelf-adhesive ...