Lightweight and ventilated helmet is very comfortable, thanks to its CENTERFIT and FLIP&FIT systems, which guarantee that the helmet fits securely on the head. The adjustable-strength chinstrap makes it ideal for both work at height and on the ground. It has ventilation holes that allow airflow through the helmet. With its potential for integration of a Petzl headlamp, hearing protection, and multiple accessories, it is an entirely modular helmet, thus responding to the specific additional needs of professionals. Helmet has comfort foam that is barely felt on the head. Shock is absorbed by deformation of the expanded polystyrene liner. CenterFit adjustment system ensures centering and optimal stability of the helmet on the head. Ventilation holes. Side slots for mounting hearing protection. Inserts for accepting a VIZIR face shield. Slot for mounting a PIXA headlamp. Four clips for mounting a headlamp with an elastic headband. Chin strap designed to limit risk of losing helmet during a fall (strength greater than 50 daN).