VERTEX® ST pre-adjustments

VERTEX ST
Industrial safety helmet
Comfortable and durable helmet, meets the requirements of the EN 397 industrial helmet standard.

* Chinstrap designed to break away if snagged : opens at 25 daN (EN 397 industrial safety helmet standard).
* Polycarbonate shell, resistant to impact and wear (meets EN 397 industrial helmet standard and EN 12492 standard).
* Meets all optional requirements of the EN 397 standard:
o lateral deformation,
o use at low temperatures (down to - 30 °C),
o electrical insulation,
o molten metal splash.
* Customizable:
o side slots for mounting hearing and/or eye protection,
o the cut of the shell contours over the ears to fit standard hearing protection,
o four headlamp clips.
* Complete and simple adjustment:
o single headband size adjustment wheel, quick and precise to manipulate even while wearing gloves,
o adjustment wheel and rear chinstrap attachment point have two height positions, to adjust the position of the straps on the neck and around the ears,
o chinstrap buckles can be adjusted forwards and backwards.
* Comfortable:
o webbing suspension system,
o thick, replaceable foam headband.

More infos on :
http://www.petzl.com/vertex