A twist on and resealable bottle top prevents the Pure Protein Supplement from spillling after it is opened, so it can be taken with you on the go. The Pure Protein Frosty Chocolate Shake are an excellent source of calcium, as well as protein. Pure Protein Frosty Chocolate Shakes: * Ready to drink * 120 calories * 3g fiber * 1g sugar * 23g protein * Excellent source of calcium * Resealable bottles