100% wool earwarmers! Stay cozy all winter long! Don't worry about cold ears, enjoy your toasty ears while you're out and about Sizing: Sm/M : For heads 19 - 21 in M/LG : for heads 21 - 23 in XL : for heads 24 in and larger These earwarmers do stretch so you want it to be snug on your head Care instructions: Hand wash at 30°C (86°F) with a wool detergent / Lay flat to dry