85 grams ThermaTech Insulation offers warmth in a lightweight, low bulk garment (keeps you warm at temperatures from -20° to +35°) 600 Denier Ballistic are used to reinforce the ankle, scuff and hem guards to hold up against daily wear and tear Adjustable waist for comfortable fit Boot Zippers for easy on and off, along with cargo pockets and O ring for keys, gloves, and/or lift tickets Boot Gaiters with Grippers form a seamless integration with boots to keep warmth in and moisture out