This umbrella base cover measures 42 in. L x 42 in. W x 5 in. H, precisely fitting most square patio umbrella bases to effectively extend their lifespan. Crafted from high-quality 600D polyester, it combines sturdiness and waterproofing to fully protect against rain, snow, dust, and various stains, keeping the base clean and dry at all times. The cover features a heavy-duty zipper for hassle-free installation and removal without dismantling the umbrella stand, offering convenient and worry-free operation. Elastic fixing cords at the 4 bottom corners ensure the cover stays securely anchored even in strong winds, preventing shaking or displacement. With its all-weather protection design, it adapts to changing seasonal conditions, providing reliable defense for umbrella bases in gardens, terraces, beaches, courtyards, and other scenarios. This ensures outdoor shading equipment remains in optimal condition, adding convenience and peace of mind to your leisure time. Color: Grey.