Features of the Icebreaker Adult Apex Balaclava Corespun fabric for enhanced durability Lycra content for stretch and mobility Overlap opening for better protection against the elements Ventilation flap for enhanced breathability Contoured hem for complete coverage Flatlock seams prevent chafing Can be worn as a full balaclava Without face coverage or as a neck gaiter Icebreaker wrap label Warmth, breathability, comfort Fabric Details 88% Merino wool, 9% Nylon, 3% Lycra