Reusable 12 oz. (354 mL), fitness or measuring shaker bottle with plastic mixing propeller. Made of BPA free PP Plastic and features removable PE plastic cap with tethered flip top lid for drinking. Features measurements on side in plastic mold. Includes removable PP plastic propeller that not only aids in the blending process but also helps prevent protein powder build up inside shaker. Hand wash only. Do not microwave. Great for the gym or to save time cleaning up messes with your blender.