The Black Diamond 22164-LB Guide Glove F15 is engineered to withstand the most extreme mountain conditions. As Black Diamond's warmest ski gloves, they combine advanced materials like a GORE-TEX insert with Plus Warm Technology for unmatched waterproofing and breathability. The gloves feature a durable goat-leather palm, PrimaLoft Gold insulation, and a boiled wool fleece liner for superior warmth and comfort.