Color: Black; Material: Plastic, Polyester; Size: 89cm x 89cm x 10.5cm 1. Weather-resistant cover: High-quality 400 gsm polyester cover featuring a grid core and plastic coating; waterproof and UV-resistant to significantly extend the product's lifespan.No need to worry about the plastic aging or cracking. 2. Improved material: Made from optimized plastic material, our umbrella weights offer excellent weather resistance as well as superior strength and impact resistance for long-term outdoor use. 3. Fillable umbrella weights: Our patio umbrella base plates feature an easy-to-use fill opening and can be filled with sand to a total weight of up to 80 kg, ensuring stability even in strong winds. 4. Cross-base requirements: Designed for non-rotating cross bases; fits poles with a diameter of up to 68 mm and a mounting spacing of up to 17 cm.Please measure beforehand to ensure compatibility with our cantilever umbrella base. 5. Outdoor umbrella weight information: Total dimensions: 89L x 89W x 10.5H cm. Upgrade your outdoor setup with our premium umbrella weight plates.Crafted from modified plastic material, they guarantee enhanced strength and impact resistance.The fillable base's weather-resistant polyester cover is waterproof and UV-resistant, ensuring long-lasting durability.Thanks to the filling opening, up to 80 kg of sand can be added to the cantilever umbrella base plates to ensure optimal stability.Ready for use all year round!

