Wherever you go, bring along your Smart-Shake. Its compartments mean you can store several servings of your nutritional supplements: creatine, protein, vitamins, capsules, pre- or post-work supplements. whatever you like! Dishwasher, microwave and freezer safe. LEAK PROOF SNAP-ON POWER MIXER MIX POWDER WITH LIQUID. 17 oz / 600 ml CAPACITY STORAGE COMPARTMENTS FOR: NUTRTIIONAL SUPPLEMENTS, VITAMINS, LOCKER KEYS, FRUITS, SNACKS AND MORE.