1200g hunting boots

What are the warmest cold weather hunting boots?
The List of The Warmest Hunting Boots for Cold Weathers

Lacrosse Alphaburly Pro 18” 1600G Hunting Boots.
Irish Setter Vaprtrek 800 Gram Hunting Boots.
Kenetrek Mountain Extreme 400 Insulated Hunting Boots.
Irish Setter 882 Elk Tracker Waterproof 600 Gram 12″ Big Game Hunting Boots.