Very lightweight ski helmet with In-Mold construction - INMOLD SHELL. Integrated ventilation system provides maximum comfort - INTEGRATED VENTILATION. AVID PROGRESSIVE EPS makes the helmet more durable, and the ventilation is enhanced. The helmet size is adjustable with the patented CLICK-TO-FIT system. Removable lining, can be machine-washed at 30 degrees - DETACHABLE LINING removable 3D ear pads - REMOVABLE EAR PADS; Adjustable chin strap - CHIN STRAP. Clip for ski goggle attachment.