Perfect Partner for Your Patio Umbrella! The fillable umbrella stand measures 45 x 45 cm (Dia. x H) and the total weight including the base itself is 21 kg after filling with water, which is suitable for most small patio umbrellas or table umbrellas with 38 mm pole diameters. And you can fill the reservoir with sand or water (19.5 L water, 23 kg sand, or 30 kg sand and water) to increase wind resistance and stability. Besides, it is constructed of sturdy and durable HDPE material, which can resist all weather, ensuring long-term outdoor use. And with its 2 kg weight and a built-in handle, you can easily move the umbrella stand anywhere you want. Bullet Point: Water or Sand Filling: The fillable umbrella base is designed with a large reservoir that can be filled with 19.5 L water, 23 kg sand, or 30 kg sand and water, keeping your umbrella upright during windy conditions. And we recommend using water and sand together to make it heavier. Rugged and Durable Material: The patio umbrella holder is crafted of high-strength HDPE material, which is waterproof, weather-resistant, and sun-protection, preventing cracking or fading in all weather. Easy Transportation: The patio umbrella holder comes with a unique groove design to store the support pole when not in use. And there exists a built-in handle on the side, therefore it is easy to carry anywhere you want. Besides, it only weighs 2 kg. Easy and Quick Installation: This weighted market umbrella base is easy to set up and no tools are required. All you need to do is insert the supporting pole, fill it with water or sand and tighten the ring cap, then insert and tighten the umbrella pole. Wide Application: This weighted market umbrella base can be widely used in a variety of residential and commercial uses, such as your patio, deck, poolside, coffee shop, etc. And it is suitable for patio umbrella poles 38 mm. Features: Designed with a large reservoir that can be filled with sand or water to add stability Made of high-strength HDPE material, waterproof, aging-resistant, durable enough The pole can be stored on the bottom groove, saving space, easy to transport Easy to set up and enjoy the cool shade (note: the umbrella is not included) The built-in handle brings convenience for transportation, only weighs 2 kg Suitable for various occasions: patio, poolside, beach, terrace, garden, deck, etc With its elegance and classic black appearance, suitable for different decors Specifications: Color: Black Material: HDPE Overall Dimensions: 45 x 45 x 28 cm (L x W x H) Fill Capacity of the Sand: 23 kg Fill Capacity of the Water: 19.5 L Fill Capacity of the Water and Sand: 30 kg Suitable Umbrella Pole Diameter: 38 mm Weight Capacity: 21 kg Net Weight: 2 kg Package Includes: 1 x Umbrella Base 1 x User's Manual