Designed to withstand inversion in normal wind conditions. Great for opening in tight spaces and folds inwards to keep umbrella dry after use. PU coating for protection from the sun UPF 50+. Lightweight and flexible fiberglass frame for extra strength. Simply close in the normal way and re-open to restore to original shape. Large cover approx. 104cm diameter when open. 3 stage manual frame: 8 ribs – rib length: 60cm. Length closed: 26cm. Weight: 340g approx.