Don't go on your outdoor trip without this 30 oz. Fuel Bottle. It is specifically designed to accept the threads on MSR fuel pumps and to easily handle the pressurization needed to operate an MSR liquid fuel stove. . 30 fl. oz.. . Made in USA. . . . ?. . WARNING Can expose you to diisononyl phthalate, which is known to the State of California to cause cancer. P65Warnings.ca.gov