Size: Adult regular fit, One Size fits most. Also fits juniors and teens. Machine knit 73% Recycled Polyester/24% Polyester/3% Spandex winter hat Fully-lined with 100% polyester Comfort Plush for extra warmth and comfort. The perfect addition to any winter or cold weather outfit. HELP THOSE IN NEED, #PROJECTWARMTH: Share a photo wearing your Turtle Fur product and tag us in it. Use #projectwarmth in the caption. We'll see it and send one hat or cold weather accessory to someone in need. Picture the nature-loving look of the Freya as an invitation to get outside. Don't worry about the temps-with a plush fleece lining, comfy construction, and eco-friendly materials, it's right at home in the cold and snow.