CHEN MAProtein Shaker Blender Mixer Cup Sports Fitness Gym Multifunction Shaker Bottle( BPA free ,20 ounces,blue ) Convenience and applicability---when you need it, no mess or waste, no need to open or close the valve Asymmetrical one-hand design ,Easier to grip and hold on the side line or gym 100% leakage proof --- our lid and glass bottles are optimized for you. As long as the correct size between the narrow mouth and wide mouth, the lid is also quick to turn off and 100% leakage proof, no matter where you go, easy to carry. Quality assurance: PE sports kettle with a patch of hand made, fine workmanship, anti hot, hot, cold, 100% health and environmental protectionEase of use Multifunctional water bottle---Double layer sports kettle, bicycle kettle, PS/AS Material moving kettle Satisfaction Guarantee---CHEN MA are committed to provide our customers high-quality products with the best service after sale.If the product has any damage or break, just feel free to contact us, we will resend new replacement to you very soon.