Let's take you are a Buckingham palace's guard who

>>8964485
>Would it be a good idea
No. Because he'd get ripped to shreds for turning up to duty wet.

>>8964490
Let's take he says it is because he is sweating

He could hide a water reservoir in that hairy hat and then have it slowly trickle down when he moves his chin or something.

>>8964497
He will still be ripped to shreds because he is not presentable. He needs to get those cooling patches or deodorant and slap it everywhere before any more of his foolish ideas get him slapped everywhere.

How hollow are the bearskins? Perhaps he can attach a battery fan to the inside of it to blow airs onto his crown?

>>8964485

Just put a misting fan on his face. He will have a nice cool stand.

this >>8964570
a tube leads from the water bottle, behind his chin strap and around his chest, small holes allow it to drip slowly down his chest and back at a rate that will evaporate before it begins to drip or soak clothing

he starches the red overcoat and wears nothing underneath so there are air pockets which open and close as he breathes aiding evaporation

he could also add that chemical they put on horses to help sweat evaporate to the water