Durable and versatile, the Petzl Boreo Helmet gives you all-round protection for climbing and mountaineering. With the hybrid construction this helmet is compact and will protect you from lateral, front and rear impacts. Simple pinch adjusters at the back ensure a personalised fit, whilst the wide ventilation holes make it comfortable to wear all-day and still remain comfortable.FeaturesClimbing and Mountaineering Helmet Hard Outer shellEPP and EPS foam liner gives a snug fit on your headSoft headband - For lasting comfort, giving you all-day useHead covering design - Protecting you from front, back and lateral movementPinch adjusters for a personalised fitWeight: 285g