Just like a toasty, puffy sleeping bag for your hands, the Radiator Mitt is absolutely packed full of 330g of insulation and has been made for those that feel the cold. Encased in a GORE-TEX® Warm membrane which is guaranteed to keep you dry, the Radiators have plush lining for comfort as well as having a low-profile cuff to fit snuggly under your jacket. Say Goodbye to cold hands!