This cap is made of superior polyester fabric, windproof, breathable, comfortable and warm, great accessory for cycling, running, motorcycling, skiing and other outdoor activities, also suitable for casual wear.<Br/>features:<br />made of high quality fabric, high elastic and soft, comfortable and breathable.<Br />thermal fleece lining keeps you ears and head warm, suitable for autumn and winter.<Br />stretchable design and flatlock seams for added comfort.<Br />low profile design is convenient to wear it under hood or as helmet liner.<Br />ear protection design provide better protection for your ears, also prevent your headphone from falling. <Br />portable and foldable, compact size and lightweight, convenient to carry.<Br />high elastic fabric make you more comfortable, one size fits most.<Br />great accessory for cycling, running, skating, snowboarding and more.<Br/>specifications:<br />material: polar fleece<br />color: star yellow/star blue/black&#43;blue/black&#43;red (optional)<br />suitable head circumference: 52-58cm / 20.5-22.8In <br />cap depth: 13.9Cm / 5.5In <br />item weight: 23g / 0.8Oz<br/>package list: <br />1 * cap<br/>note: <br />1. Please allow slight size differs due to manual measurement.<Br />2. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understand.<Br />