The Squeasy Sport is the most versatile reusable sport bottle on the market. It was designed to provide not only hydration but easy feeding on-the-go. It is the only sport bottle that offers the patent pending 2-in-1 removable NO SPILL INSERT for no spill or free flow. It works great with any of your favorite hydration drinks, smoothies, protein shakes, etc. The 100% silicone bottle collapses completely flat and can be rolled up for easy storage. Age: 12 months and up. Approx package dimensions: 23 x 7 x 7 cms. Capacity: 16oz (480mL) Easy to fill: Features a wide opening. The collar and spout are easy to grip for opening and closing. Easy to use: Simply fill with your favorite hydration drink, smoothie, protein shake, etc.