2-Piece Fillable Umbrella Base Weights for Cantilever Umbrella — Weatherproof HDPE, Up to 176/231 lb (water/sand mix), Black

Two-piece fillable weights: Offset support for cantilever umbrellas with a cross-base. Stabilizes the umbrella, increases shade safety and stacks for space-saving storage. Fillable design: Each plate fills to 88 lb with water or 116 lb with a sand-water mix. Easy to fill for secure stability. Weather-resistant HDPE: Durable, wear- and weather-resistant plastic ideal for prolonged outdoor use thanks to anti-aging properties. Cross-base requirements: Suitable for cross bases with swivel function and cross arms measuring less than 39.4 in (100 cm). Measure your base in advance to ensure compatibility. Overall dimensions: 39.8 L x 39.8 W x 4.7 H in (101 x 101 x 12 cm). Filled weight (total): 176 lb (water), 231 lb (sand-water mix). Central opening height: 2 in (5 cm).