Core Since '54. Inspired by Bell's very first production helmet in 1954, the Custom 500 is newly refined with an oval design and low-profile fit, giving it that smaller look you want with the same throwback style. The Custom 500 is the epitome of a classic 3/4 helmet. With five shell sizes, this helmet is sure to give the rider a personalized fit regardless of where you are on the size chart, and is lightweight with a padded chin strap for a comfortable ride. The quilted, contrast-stitched, plush interior is wrapped in a fiberglass composite shell, and features an integrated five-snap pattern for a variety of shields and visors. Experience the best in category helmets from those who helped invent truly protective helmets. Low-profile composite shell. Five shell and EPS liner sizes ensure a low-profile look. Multi-density EPS liner. Integrated five-snap pattern for aftermarket shields and visors (sold separately).