High-Density Polyethylene (HDPE) shell designed with five raised channels for strength, and a longer back for extra protection,6-Point Suspension System,Economical polyethylene harness,Unique “3D Adjustment” provides a precise helmet fit using harness depth settings,Brushed nylon backed foam sweatband,Universal slots to fit various accessories,Packed ready-to-wear with no assembly required,Meets ANSI/ISEA Z89.1-2009 standard for Type I, Class E,Meets ANSI requirement for Reverse Donning and Lower Temperature