This Abble 43 lbs round Granite Umbrella Base is made from solid and well-built granite stone which will ensure your umbrella will remain securely intact with style and practicality. The pole holder is made from durable stainless steel it can be long time used without rusting. The base rod features two tightening knobs to secure the umbrella pole well. With built-in handles you may reposition this heavy duty base easily. This base will provide a secure as well as decorative umbrella anchor for shaded outdoor dining or relaxing. For use with most styles of standard patio umbrellas.