The Sorel Conquest II Boot -40 Style # 1002862 has the following features:
Seam-sealed waterproof construction.
Waterproof full grain leather and synthetic textile upper.
Built-in gaiter with barrel lock closure system.
Achilles adjustment strap with shatter-resistant YKK Shokonlock™ buckle closure.
400g Thinsulate™ Ultra Insulation.
Removable molded EVA comfort footbed.
EVA midsole inserts.
Injection molded waterproof thermal rubber shell.
Traction enhancing multi-directional rubber lug outsole.
Sorel rated to -40°F (-40°C)