Package Includes: 1 x Umbrella Base. Designed for standard market umbrellas only. Not recommended for cantilever umbrellas due to different support requirements. Dimensions: 21.7"L × 21.7"W × 4.3"H. Pole diameter adjustable from 1.5" to 1.89". Stable Load Capacity: Fill with 78% sand and 22% water to achieve a 154 lbs load capacity. Water alone supports up to 96 lbs. Caster-Equipped: Smoothly relocate and position your umbrella with ease. Easy Assembly & Maintenance: Designed for simple setup with easy upkeep. Durable Construction: Made from high-density polyethylene (HDPE) for excellent weather, UV, and wear protection. PURPLE LEAF Outdoor Patio Market Umbrella Base