The CamelBak Thrive 25 oz Chug Bottle is made from Eastman Tritan™ Renew, a durable and sustainable material. The bottle is shatter-, stain- and odor-resistant, and its wide mouth makes it easy to fill or clean. The Chug cap has a soft spout, intuitive closure and best of all, is fully leakproof. Easy to open, and stays open with the newly designed spout cap that automatically flips and stays in the open position, and the easy close spout makes leaks a thing of the past. BPA-free. 25-ounce.