I often hunted in Pop's old BDU hand-me downs growing up and the critters never seemed to mind.
Best thing is to make your outline is broken up, you cover your face, and nothing shines or rattles as you move.
NRA Life Member
Ladyfriend: "I need help with the leaves in the yard"
Me: "Controlled burn?"
LadyFriend: "I forgot my Boy Scout turned into an infantry officer."