Features: Experience easily mixing with the Stainless Steel Bottles Mixer Balls, produced to efficiently blend protein shakes and ensures a smooth, lumps release texture. Crafted from high quality stainless steel, these durable and rusts resistant whisks balls is easy to use, and suitable for various shakers bottles. Ideal for fitness enthusiasts, athletes, and anyone needing a quick protein boosts, these mixer balls is perfect for enhancing your nutritional intakes. Whether at the gym, office, during outdoor activity, or at homes, enjoy perfectly blending drink with these functional milkshakes blenders balls. Enhances your routine with this essential kitchens tool set, ensuring every drink of your protein drink is as smooth and pleased as possible. Specifications: Component:Stainless Steel Type:Extra Large/Large/Medium Extra Large Diameter:Approx.5.50cm/2.16inches Large Diameter:Approx.5.2cm/2.04inches Medium Diameter:Approx.4.8cm/1.88inches Package Includes: 1Piece Stainless Steel Bottles Mixer Balls note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the differences between different monitors, the picture may not reflect the actual color. Thanks!