4D MAG Low Bridge Fit BikeHelmets the XL model expands on

the XL model expands on the standard size for those looking for the largest possible lens

Small to medium fit

and they enhance contrast and natural color to make the details pop

ChromaPop™ lens technology and adjustable corewire temples combine for a crisp view and a secure fit that holds up to long days outdoors

two crown liners and two neck rolls let you fine tune the fit

4D MAG Low Bridge Fit BikeHelmets the XL model expands onYou 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