This patio umbrella base secure your outdoor umbrella with this 35 lbs. umbrella base with built-in cement. Designed for stability, the high-strength HDPE shell is filled with solid cement to create a heavy, tip-resistant foundation for 6 ft. to 10 ft. patio umbrellas. The round 19 in. diameter base features a stone-look gray surface framed by a black edge to complement a wide range of outdoor decor styles. A powder-coated metal center pole with a 10.5 in. height offers strong, rust-resistant support season after season. The included adapters fit 1.4 in., 1.5 in., and 1.9 in. diameter umbrella poles, making this base compatible with most market umbrellas. A hand-tightening dial keeps the umbrella pole firmly in place without tools, allowing for quick setup and removal. Ideal for patios, gardens, decks, poolside areas, and commercial settings such as coffee shops or sidewalk seating, this umbrella base provides a reliable and attractive anchoring solution for your shade. The weather-resistant construction is waterproof and aging-resistant to handle outdoor exposure. With its compact footprint and substantial weight, this base is easy to position while providing the necessary support to keep your umbrella standing straight and secure. This versatile weighted umbrella base also serves as an ideal market umbrella base and deck umbrella stand, making it a Whether you need a umbrella base weighted, this option delivers quality construction and dependable performance. Color: Black and gray stone-look round base with black metal pole. Material: HDPE (High Density Polyethylene).