For use with helmets that do not already have appropriate integral headlamp clips (e.g. other than current Petzl helmets) the four hooks are for use with thin-edged helmets, e.g. standard site type safety helmets, to keep the elasticated headband on the headtorch correctly positioned on the safety helmet.
For use with helmets that do not already have appropriate integral headlamp clips (e.g. other than current Petzl helmets) the four hooks are for use with thin-edged helmets, e.g. standard site type safety helmets, to keep the elasticated headband on the headtorch correctly positioned on the safety helmet.
