RainViva 107cm Automatic Double Canopy, Patented Inner Net Design Windproof Golf Walking Umbrella with carrying sheath (Black) Imported 2" high 2" wide Double canopy and patented inner net design to prevent the umbrella inverting in the strong winds and gusts Durable Pongee canopy with Dupont Teflon coating for water resistance Huge size : 147cm (58") diameter when open (68" arch measurement) Lightning resisting, lightweight, super-strength carbon fiber shaft 8 double fiberglass ribs to give extra resistance against winds