Insulation offers warmth in a lightweight, low bulk garment (keeps you warm at temperatures from -20° to +35° depending on activity level)600 Denier Ballistic are used to reinforce the ankle, scuff and hem guards to hold up against daily wear and tearAdjustable waist for comfortable fitBoot zippers for easy on and off, along with cargo pockets and O-ring for keys, gloves, and/or lift ticketsBoot gaiters with grippers form a seamless integration with boots to keep warmth in and moisture outMachine Washable