🎁BEST QUALITY PRODUCT: All items are made of food grade material, BPA free, Phthalate-free, won’t change the taste of your beverage. 💪UNIQUE DESIGN: Leak proof cap and containers, powerful shaker ball. Clearly ounce and milliliter marking. ⛹‍USE METHOD: 1.Open the lid. 2.Pour the quantitative nutrition powder into your shaker bottle. 3.Add the right amount of water and put in the shaker ball. 4.screw on the lid and cover the cap the top, shake the bottle. 5.Flip the cap, and enjoy your drinks. 💬If you have any question in the process of using our shaker bottle, juct don't forget contact us seller, we will always be here to solve your problem