Pongee, steel, fiberglass; Vented folding umbrella with 58 arc and and automatic open (manual close); Venting feature allows wind to pass through the umbrella; This feature also prevents the umbrella from turning inside out from strong wind; Canopy made of 8 sewn Pongee panels with strong Fiberglass ribs and Iron shaft; Soft EVA foam handle with 4.5l wrist strap; Includes matching Pongee sleeve/case; Product Size: 21.5 l x 2 dia.