Supersized Calorie Intake-Over 900 calories per serving when mixed with whole milk to add size and bulk;54 Grams of nitrogen-rich protein with Hydrolized Isolate, Beef and Egg Protein in every serving to feed muscle growth;Fortified with vitamins, minerals and carbohydrates to help maximize results;Available in 3.3 pound and 7 pound;4 delicious flavors