This winter knit hat is made of soft acrylic, it's warm, thick and soft beanie hat for cold winter times. It's one size fits most, beanie for women has good stretch, head circumference is: Approximately 22"-23.2"(55-60cm) that will fit most people. It's super cute and removable. Wear this winter hat when you dress up or casual or for a day on the slopes. Pair it with simple jeans, skirts or shirts and you're all set for the day. This hat covers your ears comfortably, you need't worry about your ears in winter. Washing Instruction：Hand wash the beanie with warm water, if machine washing, it is recommended to put it into a laundry bag to avoid damage.