Butter soft leather to keep your digits toasty warm! Swany's X-Cell Mitt uses their proprietary Tri-Plex Insulation System:  Volcotek Heat Shield, Dyna-Therm Lining with a Dryfinger® II Waterproof/Breathable Insert to keep the elements out and warmth in. This over the cuff glove comes with our favorite mitten must-have, the dummy proof leash. You will not be the owner of the lone mitt buried under the chairlift.