Sample Box - Vegetarian4 Pack Vegetarian MRE Sampler Contents: 4 [12hour] Vegetarian Rations 5,000 Calories. Every Meal Ready to Eat [MRE] is brand new and factory sealed. MREs have a shelf life of 3+ years when properly stored in a cool, dry environment. Additional Information: Weight: 7lbs; Approximately 1,250 calories [13% protein, 36% fat and 51% carbohydrates] per ration. Each Sampler Box includes 4 random, unique meals from the menus listed below [Photo for reference,