Durable and Odorless, BPA-free: The protein shaker bottle is made of high-quality materials, free of BPA and other harmful chemicals, to ensure your healthy and safe use. The shaker cup shell is made of high-quality materials, which has strong thermal insulation and prevents hot hands. At the same time, it also has the ability to drop, which can effectively protect the liquid in the cup from leaking. Easy to Clean and Use: The protein shaker bottle has a large bottle mouth and a 90mm diameter, which can not only put a large protein powder spoon, but also facilitate cleaning. At the same time, the quick shake cup can be safely placed in the dishwasher for cleaning, which is very convenient and practical. Say Goodbye to The Agglomeration of Powders: The protein shaker bottle is equipped with a unique mixing system, using a mixing ball, so that even if you add thick raw materials (such as protein powder, enzyme powder, coffee, etc.), you can mix them evenly by shaking the cup, saying goodbye to the agglomeration and enjoying a smooth and delicious drink. Leakproof Guarantee: The protein shaker bottle has a leak-proof and sealed design, and the lid has screws to ensure that the cup is tightly closed. The unique clamshell design can be safely locked to keep the liquid contained, even in the case of sports and fitness. Portable Buckle: Protein shaker bottle bottle cap and hanging ring integrated design, ergonomic design, using the combination of hanging ring and bottle cap design, hanging ring can be hung, only one finger can lift it; when you are in the gym, you can also hang the key on it, easy to carry daily.