Free: Contests & Raffles.
With insulated I use antiperspirant in my feet to avoid clammy socks. If hunting above freezing I would go uninsulated.
I very much prefer uninsulated boots most of the time. I love my Lowa Renegades, take a look at them or maybe the Tibets, like these:https://www.lowaboots.com/mens/backpacking-hunting/tibet-ll?color=Dark%20Brown/Slate