UA Storm technology repels water without sacrificing breathability Quilted woven exterior fabric is durable & comfortable Brushed fleece interior lining traps heat to keep you warm & comfortable 100g synthetic insulation for warmth without any excess bulk Convertible hood with quilted insulation for quick access when needed Tech Touch yarns on thumbs allow you to use touch screen devices without taking your gloves off Extended, stretchy wrist cuff for added coverage & a secure fit Mini clips keep mittens together when not in use