About this item - Maximum Stability: Fill with wet sand to achieve 100 lbs for secure support of up to 10 ft umbrellas in moderate climates. (Dry sand: 85 lbs, water: 60 lbs, empty: 8 lbs) - Universal Fit: Adjustable knobs and sleeves accommodate umbrella poles from 1 to 2 inches in diameter. (Not recommended for offset or cantilever umbrellas) - Portable Design: Built-in handle and two caster wheels allow easy tilting and movement across marble, travertine, pavers, wood decks, and concrete. - Superior Design: Pyramid shape sheds water and debris, blending with vintage or contemporary outdoor décor. Dimensions: 20" x 20" x 6.5" tall. - Durable Construction: Made from weather-resistant, UV-stable, rust-free HDPE composite. Lighter to move when empty than cast iron or metal stands, yet rock-solid when filled. - Easy Assembly: Simple setup with no tools required. Fill with sand or water for instant stability. - Versatile Use: Ideal for patios, decks, poolside, gardens, or any outdoor space needing a sturdy umbrella base. - Customer Satisfaction: Designed for long-lasting performance and convenience. Enjoy your outdoor time without worry.