People claim these are the warmest mittens they have ever worn. They have a thick, berber plush outer fabric and a 300 weight Polartec lining with interior elastic at the wrist for a comfortable fit. Size Medium Excellent condition Casual, Fall, Winter, Warm, Snuggly, Cozy, Comfy, Comfortable, Soft, snow, windy, outdoors, hiking, walking, snowstorm, comfortable, cold weather, keep warm, snowy, school, college, football game, tailgating