The Ultimate All-Metal Shaker Bottle for Protein Shakes & More The Stainless Steel Shaker Bottle is designed for athletes and active lifestyles. Unlike traditional plastic shakers, this all-metal shaker bottle offers superior durability, odor resistance, and a sleek, modern look. Its 25 oz capacity makes it perfect for mixing protein shakes, pre-workout drinks, and meal replacements with ease. Featuring both a spring whisk ball and internal blender blades, this stainless steel shaker ensures smooth, clump-free mixes every time. The stainless-steel body won’t absorb flavors like plastic bottles, keeping your drinks fresh and clean. Features and Benefits: LARGE CAPACITY: 25 oz capacity with clear oz and ml measurement markings for precise mixing ENHANCED MIXING: This stainless steel shaker bottle features a spring whisk ball & internal blender blades to break up clumps and create smooth, consistent blends. ALL-METAL DESIGN: Durable, odor-resistant, and free from plastic aftertastes—perfect for those who prefer a cleaner, long-lasting shaker bottle. LEAK-PROOF & PORTABLE: Secure the metal bottle lid with a twist. Designed with an easy-carry loop for effortless transport to the gym, office, or on the go. SLEEK & HYGIENIC: Stainless steel construction resists stains and odors, ensuring long-lasting performance even with daily use. Disclaimer: This metal shaker bottle is not insulated, and the exterior may become hot or cold to the touch depending on your beverage. Hand wash only - not dishwasher safe.