BarFly Hopper Saddle Bag

- Minimalist strap system utilizes coffee bag in place of fabric.
- For use with common 12-16 oz. coffee bag, 29'er tube, and *tubular tires.
- No strap around seat post = no chaffing of shorts.
- Secure Two strap design.
- Expandable volume accommodates mountain and road tubes/patch kit/tools.