Ditch the non-reusable water bottles and go green on your next hike or run with the Camelback Podium Arc 10 oz Bottle Accessory - 2 Pack for men and women. The CamelBak Big Bite Valves are easy to use while running and remain spill proof. These bottles come in pairs and are great to go in any pack you already own or snap them into place on Camelback"s Arc 2 and Arc 4 belt systems. Easy to clean, BPA-free, and dishwasher safe, you cannot go wrong with adding these bottles into your next road trip or outdoor venture.