FleeceElastic closureAdjustable rope design: these warm face masks are equipped with 2 drawstrings on each side, you can tighten the drawstrings to protect your nose, face, and neck from the cold wind, keep you warm in the cold weatherApplicabe occasions: you can wear them when you are skiing, hiking, cycling, camping, running, jogging and most outdoor activities, and also you can match with your winter clothes, it's not just warm, it's beautifulDurable material: these kids face mask is made of elastic woven material , sturdy and durable, not easy to break, soft to touch and wear comfortable, washable and won't hurt your skinsPractical gift: you can share with your friends who have children, or give them to your kids as a gift, to express your love and care for them, let them feel the warmth of winterDimensions: the maximum size of the mask is approx. 56 cm/ 22 inches, proper size fits for most boys and girls, and convenient for you to store for your use next year