Mountain House has been the #1 brand in backpacking foods for many years because these meals are extremely light weight and taste great. Pack light. Eat right. With the easy-to-prepare stand up, zipper pouch, it's never been easier to make a great tasting meal! Simply open, pour in boiling water, and zip. Then eat right out of the pouch. Mountain House pouches have a shelf life of at least 7 years from the date of manufacture as long as the pouch is stored unopened in a cool area.