Capacity of 128 ounces (1 gallon or 3.8 litres) allows you to carry your favourite drinks on every excursion, whether it's camping or a house party Vacuum-insulated design keeps drinks cold for up to 24 hours so you can keep the party going all night long Double-sealing lid is engineered to maintain carbonation so your beer, nitro coffee, kombucha, or other beverage stays fresh 18/8 stainless steel construction with a laser-marked fill level offers strength and durability to handle the rigours of all your outdoor adventures Includes two CO2 cartridges that screw into the regulator to deliver pressurised carbonation Metal screw-on lid makes it easy to transport and store Comes with lid, gallon growler, chrome tap, dual-stage regulator, dip tube with PerfectPour flow restrictor, and two CO2 cartridges