Come and Check Our Promo Solutions.This 15oz(450ml) BPA free shaker cup with its lock-in-place snap-fasten cap and leakproof screw lid design, you can shake and mix anything you want with ease, including protein powder, supplements, milkshakes, smoothies, and more. Comes with a mixer ball and two storag boxes. Pls check inventory and detailed info with us before placing your orders.