The coldest days call for the 509 Range Gloves. A top grain goat leather palm combines with 5TECH™ waterproof/breathable performance for rugged protection in the harshest conditions. 509's heaviest weight 3M™ Thinsulate™ insulation is profiled throughout the palm to maintain maximum dexterity on the throttle. An extended length gauntlet cuff with 509's Speed Cinch and Shear Lock closure makes it easy to lock in warmth around your wrist.