PANDA SUPERSTORE Cycling Unisex Headband Thick Absorbent Head Wrap Face Shield Scarves (Skull) SUN Proteetion Factor: SPF 5. Be suitable for a head circumference 53-62 cm. Using high quality 100% polyester fiber, seamless connection, windproof, breathable, absorb sweat, quick-drying, and flexibility. A necessary supplies for outdoor activities. Various types of wear, change follow your heart.