Color: Black Material: Plastic Size of each part: 19.7' x 19.7' x 2.9' (L x W x H) Can be filled with water or sand Capacity of each part: 4 gal Consists of four parts Suitable for all kinds of cross base Note: It can only hold parasols with the maximum diameter of 9.8'. California Proposition 65 Warning: Cancer and Reproductive Harm www.P65Warnings.ca.gov.