"Let's see, what else do I need for this one particular operation of mine?"
Let's put it this way, a lot of Dean's equipment was particularly easy to conceal and easy to be pulled out when needed. Or, in short, he was in a real clandestine outfit, aka a civilian outfit that didn't signify anything close to a military personnel.
He was using just a cargo pants, coupled with regular black shoes. He wore a black shirt beneath of the a black jacket that concealed his internally silenced Glock 17 alongside with a plate carrier. Overall, he looked pretty regular.
However, the content inside of his new backpack, which was a black backpack commonly used by anyone of his age without any trinkets and all, was filled with all sorts of tactical gears and equipment.