WIRE MIXING BALL FOR SMOOTH SHAKES – This gym bottle is equipped with a durable stainless steel wire mixing ball that blends protein powder, whey, pre-workout, meal replacements, smoothies, and supplement drinks into a smooth, lump-free consistency. The wide-mouth design makes this gym shaker bottle easy to fill and clean, allowing you to add protein powder, liquids, and ice cubes with less mess. LEAKPROOF & TRAVEL-FRIENDLY –This protein shake bottle features secure screw-on lid and flip-top cap to help prevent spills and leaks when properly closed. Enjoy mess-free mixing and carrying of protein shakes, smoothies, meal replacements, and supplement drinks wherever your day takes you. BPA-FREE & FOOD-SAFE – This smoothie bottle is made from durable, BPA-free plastic for safe everyday use. The clear body makes these protein shaker bottles easy to monitor, allowing you to check liquid levels and measure ingredients accurately while mixing your favorite drinks. EASY TO CLEAN & DISHWASHER SAFE – Keep your protein bottle fresh and ready to use with its wide-mouth design for easy cleaning and dishwasher-safe construction. Ideal for use as one of your everyday protein shakers, perfect for protein shakes, smoothies, and daily supplement drinks. PERFECT 600ML CAPACITY – Holding up to 600ml, this is one of the ideal gym bottles for men and women, perfect for protein shakes, meal replacements, smoothies, and daily hydration. Compact and lightweight, this 600ml protein shaker fits easily into most gym bags, making it perfect for the gym, office, or travel. VERSATILE FOR EVERYDAY USE – This protein mixer is perfect for blending protein shakes, smoothies, meal replacements, pre-workout, collagen, and greens powders. Designed for the gym and everyday hydration, it's ideal for home, work, travel, or on the go.