4D MAG GoggleSale Spare or replacement lens for

Spare or replacement lens for the Smith Optics Squad XL MTB goggle

Spring hinges self adjust to your face for a snug

From skin track to boot pack to full-speed descents

-Available with ChromaPop™ lenses

Autolock hinges make for easy on and off when one of your hands is occupied with an ice axe or ski poles

4D MAG GoggleSale Spare or replacement lens forYou can now see more than ever before. The 4D MAG raises the bar for lens innovation with the introduction of BirdsEye Vision. This state of the art lens technology has a 25% increase of overall field of view compared to the I O MAG. In addition we have evolved Smith MAG by integrating the dual locking mechanisms into the goggle frame outriggers to make a quick and easy lens change system. We know that with BirdsEye Vision featuring ChromaPop lens