Baffin Men's Snow Monster Waterproof Winter Boots - Snow Mosnster is rated for adventurous pursuits in extreme cold temperatures.Recommended during moderate levels activity, this technical, lightweight expeditionworthy boot has everything youneed in a performance winter footwear companion Features: Insulation Level: Removable Comfort-Fit multi-layer inner boot systemWaterproof Level: B-Tek(TM) Dry Waterproof TECHNOLOGY Upper: Tall height, stylish full grain insulated leather upperwithnylon locking snow collar to protectfrom the elements, Seam-sealed for maximum water protectionGaiter clip at vamp for quick and secure attachment of accessory, Pull loop at the back for ease of entry Base: Arctic Rubber shell to provide lightweight flexibility,cold-resistance and resilience EVA midsole for lightweight insulation and cushioning, Polar Rubber outsole for maximized grip andlongevity of boot at cold temperatures, Icepaw design pads for improvedcontact-point grip on ice Style: EPIC-M010 Thermaplush B-Tek FoamB-Tek HeatPolyWool Hydromax DiamondNet Arctic Rubber Polar Rubber Icepaw Snowshoe Compatible