Elastic,Acrylic,Fleece Elastic closure Hand Wash Only Material: The Beanie Hat is dual layers design, consists of durable acrylic fibre outer and comfy artificial fleece liner. Soft and light, skin friendly. The fleece inner can be effectively resists the cold wind and give you extra warmth in Cold Weather. One Size Fits Most: Excellent stretch ability allows it to fit most Head Circumference(52cm~59cm/20.5''~23.2''). You can easily get a custom fit according to your head size. Meanwhile, the beanie hat is light that will not cause any pressure on your head while keeping warm. Multifuncation: Semi closed design make the beanie hats could be using as balaclava, ski face mask, neck gaiter or scarf. Besides, the visor design can obstruct the cold wind effectively. For Various Occasions: The Winter Thick Knit Beanie could be cover your ears, neck and most cheek, to provide extra warmth, which is perfect for outdoor sports, skiing, snowboarding, running, hiking, camping, cycling, fishing and so on. Notice For Wash: Please try not to choose Machine Wash or Brush Wash (In order to avoid Pilling); Do not chlorine bleaching; Hand Wash recommende; Hang dry in shade.