West Biking Men Cycling Face Mask Windbreak Dust-proof Bike Warm Face Guard Shield Bicycle Fitness Sport Masks polyester HIGH QUALITY- fleece-lined NEOPRENE, Offering the ultimate protection from cold ,offers soft, warm, moisture-wicking, WINDPRROF face protection that continues to insulate even if wet, VENT HOLES for nose and mouth allow easy breathing and prevent moisture buildup, Fully adjustable SKIN-FRIENDLY- This better performance, better moisture absorption, more dry skin, people will not sweltering, Doesn`t make any skin delicacy ( unless you have neoprene delicacy ) COMFORTABLE & STRETCHABLE-For sports apparel, because to engage in different kinds of sports, parts of the human body sports intensity, range of clothing parts scaling requirements are not the same, clothing material is to be able to meet the requirements of specific sports EASY CLEAN- Machine Wash Under 40 degree , Do Not Bleach , Low Iron if needed , Do not tumble dry UNISEX & ONE SIZE MOST- It suit for Boys, Men , Girls and Ladies ,Fit Size:16-21 in (measure circumference of head just below your nose)