High density polyethylene (HDPE) cap, without ventilation.
Cap deformable in case of impact, with gutter and 30mm notch for accessories.
6-point headband, equipped with an anti-perspiration band.
Adjustment of the headband size with a rack and pinion.
Head size: 54-61 cm, 2 position heights at the back of the back of the headband.
Life span: 4 years
Temperature of use : -10°C / +50°C
