The MAX'S MASSIVE 1L Premium Shaker is the ideal addition to your Gainer proteins! Bottle is a BPA free and health friendly sports supplement bottle helping you to produce the smoothest and most replenishing drink with minimal effort. The wide pop top 'flip cap' offers an easy to use design which eradicates the hassle of other more cumbersome shakers. Ergonomically designed and made with the healthiest BPA free plastic and iconic MAX'S logo in black on the distinctive yellow shaker is a must have for any Gym Junkie!