Material: Polyester cotton, soft and skin-friendly.Size: head circumference is about 55-60cm21.65-23.62in, one size fot most.Breathable and fashionable pattern, suitable for all seasons and any occasions.Open top design, you can use it as beanie or neck wrap, it can show your ponytail.Perfect for daily casual wear, as sleep hat, outdoor activities, riding, hiking, as cancer chemo hat, beanie, etc.Package Includes:1 Piece Blue Chemo Beanie Hat1 Piece Black Chemo Beanie HatNote:1. Please allow a slight color difference between the real item and the pictures due to the difference between monitors.2. Please allow a slight measurement error.Hope for your kind understanding and have a nice shopping day!