Lone Peak ST-105 Deluxe Mini Wedge Seat Pack

Lone Peak ST-105 Deluxe Mini Wedge Seat Pack

You can almost throw in the a picnic basket with this under seat pack.    At 100 in³ its huge and carries a lot of stuff.  Take a few extra items without any problems with this pack.  It comes in black, blue, red and steel colors. 

Made by Lone Peak Packs, you won't have to worry about wearing it out anytime soon.  If you do it is backed by a killer warranty.