MarlJohns Tritan Eddy BPA-Free Sport Water Bottle,28-Ounce BPA-free TRITAN MATERIAL: Our superior sports water bottle is made of BPA-free tritan material which is durable to use and healthier for your body. It can handle either warm or cold beverages from -40 to 212 degrees Fahrenheit. VOLUME: 25 Oz (800ml) DESIGNED FOR HEALTHY LIFE STYLE: The easy-flow mouthpiece, convenient backpack hanger on the cap and lightweight bottle that can easily wielded in one hand, we think and design for you. Since your first sip with Marljohns, youre on your way to healthy hydration. LEAK PROOF AND DISHWASHER-SAFE GUARANTEED PURCHASE If any quality problems such as design, manufacture or function, Marljohns shall take full responsibility and exchange a brand-new one to you, because your satisfaction is what we want!