Features: The universal clamp extends to about 23.6 inches, with 3 sections and 2 joints. Its height and angle can be adjusted for optimal sun protection. These UPF 50+ beach umbrellas have strong, durable resin reinforced fiberglass ribs and quality metal frames/shafts for added stability, preventing easy flip overs and offering effective wind resistance. Specifications: Material: mainly metal Color: black Size: approx. 41 inches/ 104 cm in umbrella diameter Package includes: 2 x Beach umbrellas 2 x Adjustable universal clamps Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.