The Xenon Mitt is a superlight and packable insulated mitt, using Pertex® Quantum fabrics & PrimaLoft® Insulation and featuring a soft microfleece lining. Superlight and packable, the Xenon Mitt punches far above its weight. A durable Pertex® Quantum outer is used to protect PrimaLoft® Gold Insulation for welcome warmth. A soft microfleece lining makes these mitts comfortable next to your skin. Packing away into their own stuff sack the Xenon Mitts are perfect for less strenuous mountain activities, or throwing in your daypack, just in case.