Size: One size fits all, Shengruili knitted scarf and hat set, perfect for staying warm during winter. This set includes a hat and a scarf, both made of soft acrylic knit fabric and soft fleece lining for added warmth retention. The hat has a modern knit look and is stretchy to fit perfectly to the shape of the head. Ideal for outdoor activities such as hiking, cycling, skiing, and ice skating, as well as for indoor use. Cozy, warm, and stylish all at the same time!