Round Umbrella Stand with Sand and Water-Filled Base for Garden Patio Product Description: Durable Material This umbrella stand is made of high-quality, wind-resistant, high-hardness, and durable material. It is filled with water and sand. The 13-liter garden umbrella base requires water or sand to fill. The base has a hole into which water and sand can be poured to add weight and keep the base stable. Suitable for umbrella pole holders, 380 mm x 140 mm, suitable for umbrella poles 35 mm to 38 mm in diameter. Easy Installation The outdoor umbrella base is practical; simply insert the pole holder into the base and tighten. Wide Application The umbrella stand is suitable for patios, gardens, outdoor spaces, hotels, terraces, porches, cafes, leisure areas, beaches, backyards, and poolside areas. Specifications: Material: Polyethylene Size Chart: 380 mm x 140 mm / 14.96 in x 5.51 in Suitable for poles from 35 mm to 38 mm Package Includes: 1 Set of Umbrella Bases Note: 1. Please allow for slight errors due to manual measurement. 2. Due to differences between monitors, the actual color of the item may vary slightly from the image.