The World's Strongest Golf Umbrella made with eco-friendly rPET polyester! Built with a multi-patented frame and wind vent technology, The Gale Force Golf boasts a 64" arc, enhanced FlexTech fiberglass double rib frame, and safety glide opening mechanism. With its unique elastics stretcher along with internal cutouts and anti-slip color matched rubber handle, this umbrella can withstand 75mph winds. Also powered by our patented RainAlertz app, telling you when it's going to rain. Add your company name or logo before your next event for promotional exposure which reigns supreme for your business!