This practical umbrella base is ideal for your backyard, poolside and other outdoor places. Premium steel with powder coated framework improves the strength and durability of this umbrella stand, which is stable enough to withstand windy conditions. Besides, the hand tightening knob allows you to tightly set the position of the umbrella pole for stability. with its concise flat design, this outdoor patio umbrella stand not only adds charm and elegance to your decor, but can also be placed underneath the table. Moreover, this square base includes 3 adapters to fit 1.4 in., 1.5 in. and 1.9 in. Dia. umbrella poles, which is perfect for your daily needs. Just enjoy your outdoor leisure time with this versatile umbrella base. Color: Black. Material: Metal.