Multi-functional balaclava; HyActive hollow core fibres provide excellent warmth; Material wicks moisture away from the skin keeping you dry and comfortable; Strategically placed mesh zones enhance ventilation, breathability and hearing ability; On-off face panel for versatile wear; Performance fit with flatlock seam stitching for chafe-free comfort; Extra warm neck zone; Lightweight and packable; Material: 97% HyActive hollow core polypropylene, 3% elastane; :: Men > Beanies Size: Small/Medium,Large/X-Large.