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which tests helmets at higher speeds than traditional bike helmet certifications
S 51-55cm
Designed for ultimate integration with Smith performance eyewear and goggles for maximum comfort
Note: If your goggles are over three years old
Smudge and moisture resistant coating for easy cleaning and clear optics
4D MAG Low Bridge Fit Smith which tests helmets at higherYou 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