Bell TX501 Rally HelmetTheBell TX501 Helmet is a new iteration of a classic design. A fiberglasscomposite shell surrounds a synthetic leather interior in 4 shell sizes for a personalized fit. A drop down sun visor shields eyes when sunglasses are either missing or not handy. A Velocity Flow Ventilation system provides maximum cooling.Features: Fiberglass composite shell construction 4 shell and EPS liner sizes for a personalized fitXS-SM, MD, LG, XL-2XL Class 1 optics drop-downsun shield Velocity Flow Ventilation system for maximum cooling Removable/Washable synthetic leathercomfort liner Premium micrometric buckle closure DOT certified