Giro Tenaya Spherical Helmet Cranks 439 material brings them to

439 material brings them to a new level of overall comfort

With precise ventilation ports and internal channels to control air intake and release at both low and high speeds

It works on just about anything

and a reduced risk of flats

Thanks to the waterproof roll closure —which is closed by three silicone rings— paired with the proven nylon fabric

Giro Tenaya Spherical Helmet Cranks 439 material brings them toModern freeride styling teams up with advanced technical features to provide fit, comfort, and protection for long days chasing the perfect turn, exploring the mountain with family, or venturing into the backcountry. Warmth and comfort are driven by the Plush Max lining, our In Form 2 fit system, and adjustable venting. And for the highest levels of protection, we arm the Tenaya with our proprietary Spherical Technology, powered by Mips, to reduce