Columbia Kids' Insulated Jacket Coat Blue - XS 6/7 Waterproof-breathable and snuggly insulated, this Columbia boys' ski jacket is up for anything. It's seam-sealed to keep moisture out and fortified with a thermal-reflective lining to retain warmth. A fleece-lined hood add extra cozy, while extendable cuffs ensure many seasons of wear. OMNI-TECH: For prolonged exposure to moderate rain and snow. Multilayered waterproof protection in a breathable material that releases excess heat and moisture, keeping you dry and comfortable no matter the conditions. OMNI-HEAT: For versatile lightweight warmth in mild to severe cold. Our patented Heat Reflective garments are the ultimate body heat management system for outdoor performance. Reflects and retains body heat with breathable comfort, and enhanced warmth.