Diameter 43.5inch Custom Harry Potter Poster Umbrella Our Cheap Custom Umbrellas are made from 100% polyester pongee waterproof fabric Diameter: 43.5inch; Folded Length:9.85inch ;Open Length:25.6inch Image imprinted using heat sublimation technique to prevent discoloring 8 ribs made from strong fiber for extra support Each rib consists of 3-section aluminium for flexibility and strength