Keep the fresh water flowing with this Military Style 3L Bladder. Ready to replace your old, nasty reservoir with brand-new unsullied drinking-grade vinyl. 3L (101 oz.) capacity just like U.S. military versions, and made to fit a standard U.S. military hydration carrier or backpack. New vinyl bladder holds 3L (101 oz.) Rubberized bite tube for hands-free drinking Easy-open cap Fits standard 3L U.S. military hydration carrier Made for water only