For quick rips on the bike when only the essentials are needed, the Podium (R) Flow 2 Waist Pack is made to keep you hydrated and keep you moving. The ground-up redesign provides a secure fit and easy bottle access to our Podium (R) Dirt Series 21oz Bike Bottle. Whether it's a early morning escape or a much-needed post-work ride, the Podium (R) Flow (TM) 2 Waist Pack performs even during your toughest climbs and roughest descents. CamelBak Podium Flow 2 Waist Pack | Black | Christy Sports