Reusable 20 oz. (600 mL), fitness or measuring shaker bottle with plastic mixer ball. Made of PE + PP Plastic and features removable plastic cap with snap close flip top for drinking. Features measurements on side in plastic mold. Includes removable plastic mixing ball not only aids in the blending process but also helps prevent protein powder build up inside shaker. Hand wash only. A perfect promotional item gyms and health food stores. A great way to promote a healthy lifestyle!