Material: The umbrella base Made from Resin material, waterproof, aging resistance, wear-resistant, rust resistant. And it is good at keeping shape, not easy to be chipped off or broken. It can hold your beautiful umbrellas well Appearance: Antique cast iron look with bronze color art deco pattern, adding extra charm and elegance which can match well with your various colored umbrellas. While you enjoying the shade brought by the sunshade umbrella, it also adds a beautiful view to your garden Design: This umbrella base stand features a hand-turn tightening knob for securing umbrella to the base. Adjustable holder to fit 1.49 in. (38mm) and 1.89 in. (48mm) diameter poles, can be adjusted according to the thickness of the umbrella column Easy to Assemble: You just need to choose the appropriate size to insert the umbrella pole into the base, tighten the knobs. And tighten the bottom knob to secure the umbrella to the base Wide Application: The umbrella base can be used on plenty of occasions. Pretty practical and essential to sun umbrella. Our umbrella base will be a good companion for garden, patio, terrace, resort, water park, balcony, barbecue bar, western restaurant and so on.