Features: Vanwalk umbrella is engineered with 9 steel ribs that are tri-folded for safety and strength. Premium fabric stretchers provide maximum canopy tautness and are made from an innovative combination of steel, fiberglass, and aluminum. Dries instantly. Auto Open & Close. Super Portable- Length: 13", Weight 15oz. The Vanwalk Travel Umbrella goes to extremes to keep you dry.