The XR Head Restraint seat from Reverie is manufactured entirely from autoclaved carbon fibre formed as a twin skin ultra stiff monocoque with a polished finish. The deep side bolsters and shoulder design offer superb lateral support while the head restraints prevent excess lateral head movement, lowing the risk of neck injury. Harness slots give the provision for fitting up to a 6 point harness.The standard width XR seat is side mounted and is compatible with Sparco, OMP or Cobra side mount brackets.The narrow width version is designed to be a direct replacement for Lotus Elise / Exige and the Vauxhall VX220 but can also be fitted to other vehicles by using sidemount brackets.FIA Approved (standard width only)