Pair the Nathan 1.5L Quickstart Hydration Bladder with your Nathan QuickStart running pack to stay hydrated on your runs and adventures. For peak performance whether you’re trail running, cycling or paddle boarding, this BPA-free hydration bladder has a removable high-flow bite valve (non-locking) and a 36” flexible drink tube that you can cut to your perfect length. When you’re rolling through the next aid station of your ultramarathon, the large, wide-mouth screw top opening makes it quick and easy to fill on the move. Plus, the quick-release hoses are convenient to clean and easy to set up in your favorite Nathan race vest. Keep your whistle wet and adventure for longer with the Nathan 1.5L Quickstart Hydration Bladder.