With the vest Connector HV any jacket can be upgraded by increasing the visibility. It 'designed to be worn on top of all the jackets in an unobtrusive way. The vest can be fixed to the outside of almost all the new jackets with Velcro. Thanks to the open mesh is very ventilated and not sbandiererà or swell. For a snug fit the vest can be adjusted on the sides. The yellow fabric combined with high visibility 3M Scotchlite reflective strips dramatically increases the visibility of the motorcyclist. A little update with great benefits.