A light low profile hat that doubles as a helmet liner Turtle Furs Bamboo Beanie keeps you comfy from head to cheeks This hat is warm but highly breathable making for comfortable wear in all kinds of conditions Its soft technical fabric wicks moisture rapidly keeping you dry warm and comfy Flat seams prevent any unnecessary itching and irritation span class=key_feature_class_titleFEATURES/span Ultra lightweight single layer everyday beanie Light weight fleece lining at ear band for added comfort and warmth Flat seaming for a smooth and comfortable fit Highly breathable and moisture wicking keeping your head dry and warm