Sun Tek 68" UV Protection Wind Cheater Vented Canopy Umbrella UV PROTECTION  Silver coating reflects heat to cool you down with a 50+ UPF rating to block 99% of the suns harmful UVA and UVB solar rays WIND & WEATHER RESISTANT - 100% nylon, double-canopy, Vortec venting system prevents the umbrella from inverting during high winds; built to provide protection from sun, rain, hail, snow, and sleet DURABLE CONSTRUCTION - Fiberglass shaft and ribs not only make this umbrella durable and lightweight but also provide extra safety in the event of a lightning storm EXTRA LARGE CANOPY  Oversized 68 arc, 57 diameter is big enough to provide shade for two people; umbrella stands 42.5 and comes with a matching sleeve for convenient storage ERGONOMIC HANDLE - provides comfortable grip for both left and right-handed users and fits into most golf cart umbrella mounts