This umbrella base comes in 4 piece configuration to be placed on the cross feet of your umbrella. Made from a high density polyethylene material, it can withstand most weather elements. Each of the pieces can be filled with water or sand to make them heavy and more secure, 4 pcs with 60L capacity in total, it also has handles on them if you do require for them to be moved. This is a great essential to have as part of your umbrella to keep it safe and secure. NOTE: Cross Stand Is Not Included. Be applicable to the cross base.