Plenty of laptop packs appear to have ample space when they’re in the store. While trying to design a backpack that provides more laptop protection, the folks at STM also managed to solve the inner space problem, mostly by mounting the front pockets to extend outside the body of the bag, instead of having them take up space inside. The Drifter has “suspended pockets” that prevent a laptop and a tablet from taking the full force of a dropped bag (or a jolt from the sides). The gate-mouth opening to the main compartment is handy, as is the zippered mesh sleeve in the door for storing small items. [...] be aware the Drifter meets size limits for carry-on luggage for most U.S.