The Gordini aquabloc iii Mitts feature flex and 3 layer thermal ply waterproof, windproof, breathable fabric. Insulated with megaloft insulation for warmth and an aquabloc ultra breathable, waterproof and windproof insert to keep the hands dry. Wrist Strap adjustment and a fleece CUFF. This is a great value for those looking for winter gloves that offer some great performance.