It's called a Pinlock insert. This clever lens attaches to the inside of helmet visors equipped with Pinlock posts (which is most of them) and creates an airgap to help mitigate fogging.

Photochromatic lenses for eyeglasses have been around for ages, but strangely this tech hasn't gained much momentum in the motorcycle helmet market. Dutch manufacturer Pinlock is attempting to ...

Pinlock Anti-Fog Visor Insert Details The Pinlock system consists of the anti-fog visor, the two pins (thus the brand name), a drilling template, a drill bit and instructions. To install the system, ...

Read our expert, in-depth guide to fitting a Pinlock device to your motorcycle helmet visor - stay fog-free whatever the conditions for a safer ride.

Pinlock lenses are a truly handy contraption to rid your helmet's visor from fogging and have proven their utility even when riding in a cold rain.

And just like that, Arai and Pinlock have dropped a do-it-all lens insert for the globular lids of Arai Helmets.