90 Day Warranty</br>Best Fit From 20"-22" Head Circumference</br>Polyester Inner Liner</br>Adjustable Slide Lock Chin Strap</br>Nylon Exterior</br></br>Product Description</br></br>Aviator/Trooper/Russian Style Winter Ear Flap Hat.? The Exterior Of The Hat Is Nylon With An Adjustable Plastic Slide-Lock Chin Strap.? Faux Fur To Cover Your Ears And Forehead.</br><br/>http://www.amazon.com/gp/product/B011V87B5Q