Specifications:Color: BlackMaterial: HDPE, MetalDimensions: 17.5 in. x 17.5 in. x 12 in.Net Weight: 5.5 lbs.Sand Capacity: Up to 22 lbs.Water Capacity: Up to 33 lbs.Sand & Water Capacity: Up to 44 lbs.Compatible Pole Diameter: 1.26 in., 1.34 in., 1.5 in.Compatible Umbrella Size: 6–10 ftDesign: Fillable square base with textured finishRecommended Use: Patio, deck, garden, poolside, backyardDescription:Keep your outdoor umbrella supported with this fillable patio umbrella stand, designed for patios, decks, gardens, poolside seating, and backyard spaces. Made from HDPE material with a metal pole holder, this umbrella base is designed for outdoor use and helps resist cracking and impact during regular seasonal use. The shell-style texture adds a decorative touch that blends well with outdoor furniture setups while supporting everyday shade coverage. This square umbrella base features a fillable design that can hold up to 22 lbs. of sand, 33 lbs. of water, or 44 lbs. of a sand-and-water mixture to help improve balance during breezy conditions. It includes a metal pole holder, plastic ring, and three adapters to fit umbrella pole sizes of 1.26 in., 1.34 in., and 1.5 in., making it suitable for most 6–10 ft market umbrellas. The lightweight empty structure allows easy placement, while the anti-slip base design helps maintain positioning during use. Assembly is simple with a screw-in setup that requires no additional tools. Note: Actual product color may slightly vary from the images shown due to lighting conditions during photography and individual monitor or device display settings.