Built around one idea: the fastest lens change on the mountain. The Smith I/O MAG uses dual locking MAG magnetic mechanisms for secure retention with rapid swap capability. AirEvac ventilation fully integrates with Smith helmets for fog-free performance. One of Smith's largest spherical lenses. 5X anti-fog inner lens.

• Smith MAG dual-lock magnetic lens-swap system

• AirEvac ventilation, helmet-integrated fog control

• Large spherical lens / Maximized field of view

• 5X anti-fog inner lens