ThermaTech Insulation offers warmth in a lightweight, low bulk garment (keeps warm at temperatures -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 with cargo pockets and O-ring for keys, gloves, and/ or lift tickets Boot Gaiters with Grippers to keep warmth Excellent used condition. Comes from a smoke free and pet free home.