Zan Headgear Fleece Lined SportFlex Helmet Liner/Beanie - Mens Black and White Flag. Featuring flat seams in order to fit comfortably underneath helmets or alone while providing coverage of the head and ears. Fabric is brushed for ultimate softness and has a 4 way stretch for customizable fit. Provides 50+ UV protection inside constructed of 100percent polyester and outside is 87percent polyester 13percent elastane. Specifications for Zan Headgear Fleece Lined SportFlex Helmet Liner/Beanie - Men's: Manufacturer: Zan Headgear Gender: Unisex Age Group: Adults Hat Size US: One Size Hat Style: Beanie Fabric/Material: 87percent Polyester 13percent Elastane Activity/Occasion: Outdoor Package Contents: Zan Headgear Fleece Lined SportFlex Helmet Liner/Beanie - Men's Zan Headgear WHLF091: Fleece Lined SportFlex Helmet Liner/Beanie - Mens Black and White Flag