Just for $39 size 12 About this Item 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 a synthetic toe cap for anti-collision. Seam-sealed water-resistant construction against any wet environment. Durable & Slip Resistant: The sick rubber outsole is stable. Slip and abrasion resistant with a flexible response to various outdoor terrain. Perfect for Outdoor & Indoor: Designed for daily life in the winter and outdoor sports like skiing, snowmobiling, ice fishing, outdoor parties, mountaineering, camping, etc.