Description: 4meter Dia Umbrella heavy duty commercial aluminum umbrella in white finish. 78mm Dia x 2.5mm Mechanism: Easy operating mechanism with handle. (Alu. Die cast hub with handle). Aluminum 8 ribs: 22 x 35 x 1.5mm, stainless steel fittings for rust protection. Canopy Fabric: Standard beige outdoor fabric material, fabric is weatherproof, waterproof, comes with stability of color and highly durable. Base: Heavy duty cross base with approx 200kg concrete slabs.