Hybrid climbing helmet suitable for unisex application allround size adjustments adjustable headband height adjustable headband adjustable chin strap shiftable chin strap forward and backwards inner padding foam padding chin padding without chin pad head lamp holders with headlamp mount 4 clips outer material abs inner material polystyrene size head circumference 48 56 cm number of air vents 10 weight 300 g security standards en 12492 uiaa 106 fea