All around protection against impact and penetration including front, rear, and sides. As Arc testing involves the degree a material can protect against burns it is important to understand the terms that are used for materials. TECHNOLOGIES:• FIRE RETARDANT D-CORE & HD CROWN PROTECTION: Protective foam interior treated to self-extinguish.• FIRE RETARDANT LAMP CLIPS: Replaceable lamp clips treated to self-extinguish.• FIRE RETARDANT HD POLYPROPYLENE: Offers greater impact energy absorption. Harden surface resists wear and tear.• FIRE RESISTANT INNER PADDING: High comfort padding resistant to catching fire and is self-extiguishing• FIRE RESISTANT CHINSTRAP: Low flammability, non-melting, self-extinguishing chinstrap.• CLICK-IN SYSTEM: Attachment system that lets padding easily snap in and out.• ADAPTIVE FIT SYSTEM: Size adjustment system that adapts to create a personalized, secure fit.• EASY CLICK SYSTEM: Integrated slots for eye and face protection. Adapters required.• ADVANCED CHINSTRAP: 5 adjustment points and EN color-coded fastener. MATERIAL• EXTERNAL SHELL: HD Polypropylene• INTERNAL SHELL: Self-Extinguish HD Expanded Polystyrene• HEADBAND: Acrylic Webbing TEMPERATURE OF USE: -22°F / +122°F | -30°C / + 50°C WEIGHT: 1.04 lbs | 470 g STANDARD:• ANSI Z89.1 Type I, Type II - Class E - All around protection against impact and penetration including front, rear, and sides.• EN 12492 for the following clauses only: Shock energy absorption capacity 4.2.1.2 front impact, 4.2.1.3 lateral impact, 4.2.1.4 rear impact4.2.2 | Penetration4.2.3 | Retention system strenght4.2.4 | Retention system effectiveness