Planet Bike's Snack Sack attaches to your top tube to keep your gear within easy reach. It's made of tough material and has a padded, white interior to make it easy to see your things. Its 43 cubic inches of capacity handle all your essentials. It's also got a dual zipper for easy access and reflective piping, too.
Capacity: 43 cubic inches
Dimensions: 7 x 3.5 x 2-inches