... Description: Sunshade umbrella:Structure: Cloth + alum-frame or wooden frame + base;Cloth: waterproof, UV resistant, high density, colorfast;Frame: shaft + ribs ... ribs, 8 ribs, 10 ribs;4. Base: round base or square base; Granit base, marble base, cement base, wrought iron base, plastic base; Weight: 8kg, 11.5kg, 13kg, 20kg ...