A complete soda making kit. This kit includes a 6 1/2 gallon bottling bucket with spigot, (24) 16 oz brown plastic bottles, (24) screw caps, (1) bottle of rootbeer extract (makes four gallons) and (1) packet of champagne yeast. Everything you need to make up to (4) gallons of soda except sweetner (table sugar or honey) and water.