4D MAG smith bike helmet is the total

bike helmet is the total package for trail riding

Medium to large fit

The right fit is key

The Smith Rhythm MTB Roll Offs come set up on a clear Rhythm MTB lens and ready for action

4D MAG smith bike helmet is the totalYou 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