4D MAG S Replacement Lens | Lens | Smith Optics

GRX is Back in Stock

New Lenses. Better Vision.

We've Got Your Back.

GRX is Back in Stock

The universally compatible GRX Prescription Snow Goggle Adapter is back in stock! Secure yours before it's gone (again).

New Lenses. Better Vision.

Dial in your vision for any forecast. Shop replacement goggle lenses and stay ready for changing light.

We've Got Your Back.

Every SMITH helmet comes with a Crash Replacement Policy. If you crash, we’ll help you get a replacement—so you can keep riding with confidence. Conditions apply.

4D MAG S Replacement Lens. Provides 100% protection against UVA / UVB.

Additional Specs

Product Id: 400592LEN004K