PERFORMA™ IS PERFORMANCE.Every Performa™ Perfectshaker Is Built To Deliver Against Any Demands It Will Endure.28 Ounces (800ml), Or Small Classic 20oz (591ml)100% Officially LicensedBpa FreeLight Weight & PortableExtra Wide MouthScrew On Lid Without Rubber SealMix, Pour, And Store All In The Same Container.WHAT MAKES THIS SHAKER SO PERFECT...100% Officially Licensed Products100% Leak Free GuaranteeActionrod Technology: Our Proprietary Mixing Element That Amplifies The Kinetic Energy In The Shaker Cup Optimizing Fluid Dynamics For The Ultimate Smooth Mix.Duraplex Shatter Resistant Plastic: Our Patented Polymer That Ensures Maximum Impact And Shock Absorption.100% Bpa Free: Food Grade PlasticExtralast Uv Ink: Designed To Protect From Fading And ChippingDishwasher Safe