The Petzl Vertex Vent Helmet Red, part number ST103783R, is a durable and comfortable safety helmet designed for professionals working at height and on the ground. Featuring a strong chinstrap, six-point textile suspension, and the CenterFit adjustment system, it ensures optimal centering and stability. The helmet is equipped with adjustable ventilation shutters to adapt to various conditions. Constructed from ABS, nylon, polycarbonate, high-strength polyester, and polyethylene, it meets CE, EN 397, EN 50365, ANSI Z89.1 Type I Class C, and CSA Z94.1 Type I Class C certifications, providing reliable protection.