The Miller Electric Battery All Miller Helmet is a hard hat designed for head protection. It features a 6-point suspension system for comfort and stability. The shell is made from high density polyethylene (HDPE) and has slots to accommodate accessories like earmuffs and face shields. This helmet meets ANSI Z89.1 standards for Type I Class E helmets. It comes in a variety of colors including white, yellow, red, blue, green, and orange. The suspension size is adjustable from 6 1/2 to 8 inches.