mikk-line Merino Wool Mix Balaclava/Nelson Hat - Child's Hat - Navy Blue (6 Months-10 Years) 50% Wool-50% Acrylic: 100% Cotton WINDSTOPS by the ears in our fullface hats ensures high comfort in everyday use. This product is made of high-quality mulesing-free wool. We recommend airing wool products regularly - though never in direct sunlight. 50% Wool-50% Acrylic: Lining 100% Cotton - Best Product for Children With Sensitive Skin Balaclavas are meant to fit tightly to work optimally, consider one size up if you wish a loser fit. Cold Water Wash - Gentle/Wool Cycle - No Tumble Dry - Lay Flat To Dry - Use Woolite