Seirus Heatwave MTN Ops Work Gloves - The warming power of Heatwave in a rugged, leather, utility-driven shell. The MTN Ops glove is the no-nonsense solution to cold hands preventing progress. 80g Heatlock insulation Stretch Spandex/Leather shell Leather palm Unisex Heatwave lining reflects and amplifies your body's heat to produce a 4-5 degree temperature increase Style: 1290.0