NWT. Gray Columbia Polar Powder ll Pom Beanie. BEAT THE COLD! Our most advanced heat-reflective tech and fleece lining combine to deliver lasting warmth. CLASSIC STYLE! The pom-pom design adds just enough pop to any outfit. Omni-Heat™ Infinity lining retains body heat while remaining breathable using an expanded pattern of thermal-reflective gold dots to keep you extra warm in cold conditions. Fleece lined. Inspired by NASA space blankets, our Omni-Heat™ thermal-reflective technology has been keeping outdoor explorers warm for years. In 2024, our Omni-Heat™ Infinity was even tested on the Moon! But it’s still the same tech we use to keep you comfortable here on earth.