Unique combination of premium comfort and outstanding protection. For all type of racing when you are strapped in the seat. Kevlar tethers with limited stretch for extra free head movement still with maximum protection. Super comfortable fit with Nomex padding and collar bone relief area. The Leatt rear tether platform allows almost any riding position angel with out altering the fit and function. The MRX Pro comes standard with a neck fatigue collar. The device is tested and certified with and with out use of the fatigue collar.