With a true step-in and pole activated release

The twin-core spoked design removes all unnecessary material from the middle of the core for critical weight savings

With decades of experience in blade lamination

A core philosophy for Werner

Mammut Masao Hardshell Women's Jacket helmet With a true step-in andA robust alpine jacket for hikes, climbs and multi sport adventures deep into your favorite zone, the Mammut Masao HS Hooded Jacket keeps it simple yet performance oriented with its helmet compatible hood, solid Mammut Dry lamination and underarm zippers for easy ventilation. Gussets, harness compatible pockets and a drawstring hem make this a great option for alpine adventures when the weather is a question mark.