Kenetrek 10” NothernSometimes, its colder than a deep freeze out there but that's not going to stop you from manning a blind waiting for a giant Alberta Whitetail during the mid November rut. For when you have to be stationary or on the move in twenty below, you'll really appreciate our three layer (400 grams of Thinsulate Ultra insulation) removable liner combined with 3mm wool felt, and our rubber bottom sandwiched with another 600 grams of Thinsulate and 9mm of wool