100% CottonMaterial:Black Color,100% Cotton with removable reusable plastic film.For unisex,mens,womens.Size:Head circumference-19.69”-23.62”/50-60cm.The transparent compartment size :8.27”x 15.35” .(The transparent compartment can be removed).Adjustable Outdoor Anti-Fog Sun Hat.The protective baseball hat is anti-droplets, anti-saliva and anti-mosquito that can protect the eyes, mouth, facial,nose and ears in all aspects of protection.Comfortable, Light breathable. The transparent material is waterproof and dustproof, Sun protection ,not sweltering, and allows good air circulation. Clear transparent design,can be placed in a bag or pocket.Safety Applications: Protective Cap can effectively prevent liquid spray from everywhere.This anti-spitting splash hat can protect you no matter getting inside and outside of public places and crowded places. Can be used for outdoors activities,supermarket, park, take public transportation(taxi or bus), go to school, travel,work.The best gift for you, your family,friends.