High-density polyethylene outer shell • 6-point ratchet web suspension or pinlock suspension • Full all around brim for UV ray and rain protection • Side slots for easy attaching/detaching of accessories • Sliding mechanism on rear tabs allows self-centering of the helmet on the head • Crown pad and sweatband for user comfort • Sizing adjustment from 6 ½” to 8” • ANSI Type I Class E and CSA Type 1/Class E.