Earbags bandless ear warmers with a mesh cover have a sporty look and wrap around your ear to stay on snugly and comfortably. Lined with Thinsulate for warmth and insulation, Earbags keep the warmth in and the cold out. Ultra snug and featherlight, they are convenient to carry along with you. Sizing (height of ear, measure your ear top to bottom): Small: Ears 2 1/4" or less (fits children and small adults); Medium: Ears ranging from 2 1/4" to 2 3/4" (fits 80% of adults); Large: Ears measuring over 2 3/4 in.