Details The Mizuno Breath Thermo Beanie is an ergonomic shaped Beanie featuring Mizuno's signature Breath Thermo® thermal fabric technology that uses escaping body vapor to generate heat. The perfect blend of fit and function to beat the cold. Material Breath Thermo®: Mizuno's exclusive thermal fabric technology that uses escaping body vapor to generate heat. Fit One size fits most Details Flatlock seaming Moisture wicking Reflective details Weight N/A Mizuno Breath Thermo Beanie