More volume for more adventures. 48oz of BPA/BPA-free Tritan Renew, Nalgene's new material derived from 50% waste plastic (using ISCC certified mass balance). The classic Nalgene Wide Mouth bottle with expertly crafted threads for leak-proof hydration and perfect for ice cubes or fruit infusions. Proven in the elements and ready to withstand even the most rugged conditions. Durable, built to last, and Made in the USA.