Spy Dirk Color:Matte Black/Happy Gray Green Auto-adjust fit system features an

Auto-adjust fit system features an elastic closure in the rear of the helmet that dynamically flexes around the wearer's head for a perfect fit

Ideal tubular for use during low-medium intensity outdoor activities such as trekking

Composition 100% Cotton

Wide mummy shape

Reduced condensation with dual low-vent vestibule doors and high fly vent to maximize active and passive airflow

Spy Dirk Color:Matte Black/Happy Gray Green Auto-adjust fit system features anPlain, simple, and badass, the Dirk looks so tough it broke the mold. Available in polarized and ANSI styles, it features SPY's detail and mood boosting Happy Lens and Trident polarization. The Dirk is built from virtually indestructible Grilamid and features snap pin hinges, 8 base polycarbonate ARC lenses and 100% UV protection. Available with the color and contrast enhancing Happy Lens and Trident polarization Constructed from Grilamid, a