Come and see our amazing products. Reusable 17 Oz. (500 ML), fitness measuring bottle . Made of PE + PP Plastic, it features a detachable storage bottom box ( two layers ) and a spring for stirring. It also features measurements on the side in plastic mold. A perfect promotional item for gyms and health food stores. A great way to promote a healthy lifestyle. Pls confirm further with us if any query about packing info, inventory status and time schedule.