1.stainless steel umbrella base,it could be fill sth water and sand 2.the umbrella base with wheels, 1.stainless steel umbrella base,it could be fill sth water and sand,2.the umbrella base with wheels, 3.the umbrella inside use plastic ,4.packing way:1pc/carton5.loading quantity:2200pcs/40GP,it's only for 25kgs products,but you can choice 40kgs round umbrella base SG-UBS002