Pack your laptop, lunch, and workout gear in the expandable Kelty Trimble Messenger Bag—it's going to be a full day.. Don't worry about your laptop in this versatile messenger bag's fully padded internal sleeve. Stash your iPod, you're cell, and PDA in the Treble's three padded internal pockets. If you need more room, unzip the Treble's expansion zipper and create 200 cu in of extra space. Buckle and VELCRO®-brand fastener closure ensure all of your cargo stays inside the bag during bike commutes or running to catch a flight.
Bottom Line: Carry everything you need and stay organized with the expandable Kelty Treble Messenger Bag.
I bought this bag three weeks ago, before I left to move to Europe. Since then I haven't taken it off! It has enough room for my laptop, my son's sunscreen, passport, wallet, and all my electronics. Highly recommended!