The Bio-Synergy Super Shaker is easy to use and clean, and perfect for effortless mixing of your favourite Bio-Synergy shakes and drinks. With a lightweight and portable ergonomic design, it not only ensures a comfortable hold, but also allows for easy transport to the gym or office. This BPA free shaker with a leak-proof design mixes shakes in seconds and lets you fill the bottle without removing the lid. Featuring a rocket shape base, it is sturdy and stable and fits in most car cup holders. It comes with an included whisk ball for smooth consistency.