Warming System: 200g 3M Thinsulate Material is considered the warmest thin apparel insulation available. Stay warm in temperatures as low as -25F. Provides about twice the warmth of other high-loft insulation materials when equal thicknesses are compared. Waterproof Material: Features waterproof construction; windproof with...

Warming System: 200g Thinsulate Material is considered the warmest thin apparel insulation available. Stay warm in temperatures as low as -25F Premium Material: Winter snow boots are made of suede leather upper and waterproof shell bottom unit, which forms seam-sealed water-resistant construction to keep...