Sturdy and reliable, the superior double layer wind vent system with elasticated flex bands and automatic open, make the Ultimate our strongest umbrella yet. Specifications • 190T high quality pongee fabric • Fibreglass wind-resistant frame • Black electroplated steel shaft • Superior double layer wind vent system with elasticated flex bands off top layer for added strength • Circut feature panel under main canopy provides greater and more efficient air circulation to resist buffeting • Auto-ope