I love this bag. So much so, I've purchased a second. One exclusively for work, and the other used as an EDC lite-bug out. The material is great, tough and sturdy. Enough pockets for whatever it is you want to tote (i.e. conceal) "wink-wink".  It's also very versatile and NON cumbersome, meaning it's not clumsy or awkward in appearance or to carry.  Like many other packs, satchels or slings, they are either too small, thin material, uncomfortable, not enough pockets or they are inconveniently placed. Not this bag.

This is just the right size for pretty much all I need and use. Anything larger, it wouldn't carry well. On the left side, hold a Nalgene water bottle, thermos? The other side clamshell-like pocket can fit the&nbsp;<a data-hook="product-link-linked" class="a-link-normal" href="/Maxpedition-Micro-Pocket-Organizer-Black/dp/B005CSYVSW/ref=cm_cr_arp_d_rvw_txt?ie=UTF8">Maxpedition Micro Pocket Organizer (Black)</a>&nbsp;just perfectly, adding an additional organized system for this bag. Also, I use the cell phone pouch that's just above the clamshell pocket on the top-right side to fit a small&nbsp;<a data-hook="product-link-linked" class="a-link-normal" href="/Kaito-KA200-Pocket-AM-FM-Radio-Black/dp/B00408K36Y/ref=cm_cr_arp_d_rvw_txt?ie=UTF8">Kaito KA200 Pocket AM/FM Radio, Black</a>.