
Originally Posted by
capncat
osprey’s trillium 30 duffle fits these dims aaaaaalmost exactly. it’s durable but very squishable, and can be had fairly reasonably (under $50 if you hunt even the tiniest bit). it has a zippered mesh pocket in the flap and one external zip pocket on an end, plus lockable zippers on the main compartment. if you didn’t jam it completely and utterly rock-solid full, you’d be golden. I use one of these for similar trips (and day-to-day as my gym bag). the strap is a little different, made to be shoulder-carried or crossbody across the back like a bandolier, but I really love and use the snot out of it.