Our lightest, smallest travel umbrella works equally well as a reliable hiking umbrella. Materials: Waterproof Polyester Specially extruded aluminum frame tubes and high-strength frame connectors for true backcountry durability Canopy is lightweight, waterproof and tear-resistant polyester Compact enough to keep in your backpack or purse Canopy measures 41" (104 cm) edge to peak to edge / 36" (91.5 cm) edge to edge Length is 20.5" (52 cm) open and 6.5" (16.5 cm) closed Lightweight carrying case