Full brim HDPE shell with accessory slots. Protects from the sun’s UV rays, rain and falling debris. 6-point nylon suspension with 2 level height adjustment. A49: Meets ANSI Z89.1-2009 and CSA Z94.1-2005 Type 1 Class E. A119R: Meets ANSI Z89.1-2009 and CSA Z94.1 Type 2 Class E