The POC Tectal Bike Helmet in Uranium Black/Blue Matt, Size Small (51-54 cm), is designed for men engaging in mountain biking. This hard shell helmet crafted from polycarbonate ensures optimal head protection during rides. Notable features include an adjustable fitting system for a secure fit, a detachable visor for versatility, a reflector for enhanced visibility, and a visor to shield against sun glare and debris. Perfect for cyclists seeking reliable safety and comfort on their biking adventures.