The STRATO helmet is very lightweight and comfortable, with CENTERFIT and FLIP&FIT systems which provide a secure fit on the head. The adjustable-strength chinstrap makes it ideal for both work at height and on the ground. The unventilated outer shell protects against electrical hazards, molten metal splash, and flames. With its potential for integration of a Petzl headlamp, hearing protection, and multiple accessories, it is an entirely modular helmet, meeting the additional needs of professionals