New sealed in the box Gymshark Prep Shaker Bottle. Designed with your convenience in mind; the shaker bottle includes a detachable container so you can carry your pre-workout and post-workout supplements. - 16oz/450ml prostak shaker with plastic mixer ball - 100ml & 150ml container - Materials: polypropylene & polyethylene - Shaker size: 9.5 x 25.5cm