The Giro Avera MIPS Helmet nails the trifecta of perfect fit, plush comfort, and smart protection for riders who know that details matter. Lightweight In-Mold construction pairs with the In Form Fit System and Vertical Tuning to create a truly personalized fit, while Thermostat Control venting lets you dial in your temperature on the fly. With fog-free Stack Vent technology keeping your vision clear and MIPS protection handling the serious stuff, the Avera proves that when a helmet fits right, everything else just falls into place.