The mp shaker bottle is the most advanced sports supplement bottle on the market today helping you to produce the smoothest drink with minimal effort now weve made them even more convenient and easy to use with this fantastic mini 400ml bottle the new 400ml bottle takes up even less space in your gym bag and making it the perfect blender when you are on the go the unique wire blending ball acts just like a whisk or blender breaking down your supplement powder and dispersing it evenly in yo