View Shipping/Order Processing Details GLOVE COMPARISON CHART The RPM mitten is part of our new line of full-gauntlet gloves designed to offer superb protection and warmth. The RPM's insulation package is designed to keep you warm on the coldest and gnarliest of days. While the waterproof-breathable membrane ensures that the storm's moisture stays outside. The mix of insulation and moisture protection positions this model as the warmest hand wear that TRUCK offers.  Goat skin leather construction 170g Insulation on top of hand 250g High Pile Fleece lining Porelle Waterproof breathable membrane Reinforced palm Relative Warmth / Insulation Cross Sections