This will keep their feet warm

To keep his feet warm when they are out hunting during the winter season, buy them this boot insulator. It is maid of polyester, 100 %, and easily fits over shoes or boots. The fabric also makes it water resistant and windproof. Since being in the wild needs someone to pack light, this insulator is easy to pack. They will just need to roll it and fit it in their backpack or pockets. It will not weigh them down, even when fitted on the boots.