This item is for children.Omni-Heat thermal reflective pants reflect body heat to keep you warm.It also repels rain and dirt.Quick drying and quick release of moisture.The sun protection function also protects the body from UV rays.It has a slightly slender silhouette tapered toward the hem, but the fabric is stretchy for comfort.Suitable for autumn and winter camping.[Material] Outer (Solid) Wood Bridge 2-way Ripstop (97% nylon, 3% polyurethane) Outer (Heather) New Scenic Twill (100% polyester) Body Lining Reflective Print Brushed Tricot (100% polyester) Waist and Hem Back 40D Full Nylon High Density Taffeta (100% nylon) Durable Water Repellent DWR Treatment; Sizes: XS S M L