Ear Mitts Great Gloves!&trade; Black KNIT Gloves with ThinsulateTM Insulation Size: One Size Fits Most Acrylic, Thinsulate Insulation Hand Wash Cold, Do Not Bleach, Dry Flat, Do Not Iron 100 gram ThinsulateTM Insulation from 3M All KNIT (Acrylic) for comfort and warmth One Size Fits Most (tend to run a little small) Leather/Suede Grippers on the fingers and thumbs...color may vary.