These Summit Extreme Gloves feature: Ripstop Nylon outerSoft shell panel on back of hand for superior breathability and stretchWaterproof breathable Porelle insert100g DuPont Thermolite Active insulationLaminated leather palmBox finger pre-curved construction with durable roll fingertipsDiamond thumbOne hand operated cinch cordRemovable soft shell inner gloveLonger length gauntlet style