Your sports bottle has evolved! Introducing the smartest, sexiest supplements mixer in the world. PROMiXXTM is the worlds leading manufacturer of vortex mixers. From ultra-stylish aesthetics, to superior BPA-free materials that do not retain odours - it's no surprise that PROMiXXTM is one of the fastest growing brands in the health and fitness industry. Grab the ultimate fitness accessory today! PROMiXX comes complete with a 1-year limited warranty. Instruction manual included. 2xAAA batteries (required).