Another option is to put a bladder in the frame bag. Laner's stem bag method is good for keeping bottles up out of the range of most trail crud.
@Bearlegged started
London Fixed Gear and Single-Speed is a community of fixed gear and single-speed cyclists.
Another option is to put a bladder in the frame bag. Laner's stem bag method is good for keeping bottles up out of the range of most trail crud.