Say goodbye to wobbly umbrellas. Our heavy-duty natural grey granite umbrella base delivers rock-solid stability, keeping your patio shade steady even on windy days. The sleek square granite top adds a timeless modern touch to your patio, deck, or garden, blending seamlessly with any outdoor decor. Crafted from durable natural grey granite with a weather-resistant finish, this base is built to last through rain, sun, and daily use. The premium stainless steel pole holder comes with adjustable tightening knobs, ensuring your umbrella pole stays securely in place. It includes 3 adapter rings, fitting poles from 35mm to 48mm in diameter, and works perfectly with umbrellas up to 80 in. wide. The 15.75 in. x 15.75 in. compact design fits easily under most patio tables, while the smooth granite surface is simple to wipe clean. With its solid construction and universal fit, this umbrella base is the reliable, stylish solution for all your outdoor shade needs. Material: Natural Stone.