The ZANheadgear® Micro-Mesh Series provides moisture-comfort and helps keep your head temperature regulated. All the heat will get released through the mesh so sweat does not build up, and features a sewn-in absorbent terry cloth sweatband. Flat seams in order to fit comfortably underneath helmets or alone while providing coverage of the head. Fabric is breathable for warmer weather conditions and has a 2 way stretch for customizable fit. Materials: 100% polyester.