Evolution Deluxe 6151 Vented

High-Density Polyethylene (HDPE) shell designed with five raised channels running across the top of the helmet for strength, and a longer back for extra protection, Evolution Wheel Ratchet is easy to use and creates a firm comfortable fit., Meets ANSI/ISEA Z89.1-2009 standard for Type I, Class E, Chamlon sweatband, Universal slots to fit various accessories, Wide polyester textile webbing harness, Vented hard hat versions have a Class C (Conductive) electrical rating., Download complete text specs and details, Unique