Callaway Golf Chev 18 - Compact Travel Umbrella Poly-pongee fabric Three-stage, automatic umbrella opens and closes with the push of a button Titanium-enhanced alloy and injection molded plastic form an innovative frame that is both strong and lightweight Durable Wind Reflex frame prevents umbrella from breaking in strong winds Rugged, poly pongee fabric with water-repellant, exterior coating and polyurethane inner coating Carrying case features external swivel hook