18.27 Oz. Made from 100% polyester pongee waterproof fabric. • 8 ribs made from strong fiber for extra support. • Hefty rubberized handle provides a comfortable sturdy grip, sized in 20.47 inch. • Semi-automatic operation, can open it with one hand in one second. • Umbrella Dimensions: Closed Length: 20.47 inch, Coverage Dimensions: 42.52 inch • Care instructions: Leave open to dry. Wipe clean with damp cloth.