The mens Gloriso GTX ski mittens feature an authentic Gore-Tex WARM ePE membrane made without PFAS compounds, which reliably protects your hands from water and windand unlike regular Gore-Tex membranes, it also provides warmth. - Zippered pocket for separately purchased chemical hand warmers - Generously sized gauntlet fits easily over your jacket sleeve - The outer fabric's water-repellent treatment is free from PFAS compounds - Öko-Tex 100 certified: tested safe and free from harmful chemicals - Adjustable straps at both the wrist and the gauntlet opening - The glove liner has individual compartments for each finger: provides good grip and feel on ski poles - Straps help keep the gloves from escaping