Capacity: SMALL: 4 liters, LARGE: 5.5 liters
Materials: Xpac® VX42, Cordura® 500d, Hypalon trim, mil-spec velcro, YKK® Uretek water resistant zippers.
Features: Hydration port, hypalon reinforced velcro attachment points, low profile Cam-Lock® headtube strap, water resistant construction & materials, padded & lined downtube interface.  Tool pocket (non-drive side).  Great bags for bikepacking or cruising your favorite backyard singletrack.