💦 Sip, Savor, and Stay Hydrated! Each cartridge equals six 20 oz drinks—stay refreshed on the go! BPA-free plastic means you're making a sustainable choice. Dial up or down for the perfect sip every time. Transform your hydration game with customizable flavor options! From refreshing waters to energizing drinks, there's something for everyone. 2 flavor cartridges 12oz capacity Zero calories The Cirkul 12oz BPA-Free Plastic Water Bottle Starter Kit includes a blue lid and two flavor cartridges (LifeSip Fruit Punch and FitSip Mixed Berry), offering a customizable hydration experience with zero calories and no sugar. Perfect for on-the-go refreshment, this innovative system allows you to enjoy a variety of delicious flavors while promoting a healthier lifestyle.