Petzl call this an ‘ultralight and ventilated climbing helmet’. With 17 air vents and weighing in at only 235 grams this is one of the
lightest climbing helmets the world has come across. The high number of vents ensure that you won’t overcook your nut while straining through the crux moves of some country route in the middle of summer.
This plastic / closed cell foam helmet felt really comfortable (one size fits all). The chin strap webbing is soft &
thin. The buckle position can be set to where it is most …