bell srt full-face helmet matte black medium bell offering all the legendary bell fit and protection, the new srt is a real-world helmet that combines premium safety and comfort with exceptional value. available in seven different sizes, with eyeglass compatibility and featuring recessed eps speaker pockets, finished with a class-1 optical-quality panovision shield. the srt is built for comfort and protection over the long haul. dot approved. meets the fmvss 218 standard