Petzl Hat Beanie 1, black, M/L

Optimal head protection in cold and extreme environments: lower section in windstopper offers thermal insulation against cold and wind Designed for wearing under a helmet - upper section is breathable, to limit perspiration inside the helmet Seamless, fitted design for optimal comfort with the helmet Does not get in user's way during everyday work: lateral slots in front of the ears ensure hearing is not impeded Machine washable up to 30 °C