Columbia Sportswear Women's Veloca Vixen Pant Shell: 100% polyester reflex stretch twill. Lining: 100% omni-heat reflective microtex light polyester. Insulation: 100% 60g omni-heat thermal insulation Made in USA or Imported Adjustable Waist Omni-Heat Thermal Reflective and Insulated Omni-Tech Waterproof/Breathable Fully Seam Sealed Leg Venting Bottom Leg Zips