Leatt STX Jason Britton Road Neck Brace The STX Jason Britton is a special signature edition of the STX Road Brace. Built around a fibreglass reinforced polyamide resin frame, designed with Leatt's Alternative Load Path Technology, the Leatt STX Road features seamless integration of function, performance and style for street motorcycle riding on the road or at the track. The STX Road accommodates on-board size fitting for easy, no-tool size adjustments for use with or without various riding garments. The Street Thoracic support was designed to accommodate an aero hump and various types of street body armor. Features Optimal street riding position No-tool size adjustment Unique Street Thoracic designed to accommodate an aero hump Street Thoracic foldable for easy storage Integrated padding accommodates movement for over-the-shoulder views Rubber-coated front tip helps prevent motorcycle body scratches Jacket zipper relief Adjustable body strap system for a secure fit SM/MD fits up to 6' tall and 21 - 35 chest LG/XL fits 5'4 - 6'3 tall and 35.5 - 43.3 chest 2XL fits 5'6 - 6'6 tall and 43.7 - 47.6 chest Sizing Note When measuring yourself for the STX Road Brace please take your chest measurements with your gear ON!