Petzl, Beanie Protective Cap for Cold and Wind, Black, M/L

Color: BlackSize: Medium-LargeBEANIE is a cap that protects the head on cold and windy days. The design, specific to each zone, optimizes thermal insulation and regulates humidity. The seamless fitted design and side vents make it comfortable to wear under a helmet, without getting in the way. Protective cap for cold and wind Optimal head protection in cold and extreme environments: lower section in windstopper offers thermal insulation against cold and wind Does not get in user's way during everyday work: lateral slots in front of the ears ensure hearing is not impeded Designed for wearing under a helmet - upper section is breathable, to limit perspiration inside the helmet Machine washable up to 30 °C"