Introducing the Skelcore Classic Protein Shaker Bottle - the ultimate companion for fitness enthusiasts. This 20-ounce bottle features a revolutionary metal whisk ball perfect for shakes. The leak-proof screw-on lid and secure flip cap ensure spill-free carrying. The wide mouth allows easy ingredient additions, while embossed markings provide precise measurements. The rounded base ensures thorough mixing and effortless cleanup. Made with BPA-free materials, this dishwasher-safe bottle is your go-to for shakes, smoothies, and more. Elevate your fitness with the Skelcore Protein Shaker Bottle. * Leak-proof screw-on lid and secure flip cap for spill-free carrying * Embossed markings for precise measurements in milliliters and ounces * Revolutionary metal whisk ball for smooth and lump-free shakes * The rounded base for thorough mixing and effortless cleanup * BPA-free materials prioritize your health * Dishwasher-safe for easy maintenance