Hardknock Resolve, Full Brim, Type 2, Vented, Class C Color:Orange The inner lining layer is

The inner lining layer is composed of air cushioning that is able to hold thousands of cells of excessive sweat

NIOSH approved for protection against certain organic vapors and particulates

ArrowGrip™ dorsal D-ring plate and new slip-resistant connectors minimize slippage for maximum comfort and minimal adjustment throughout the day

Made of double layer DuPont Nomex knit

Hardknock Resolve, Full Brim, Type 2, Vented, Class C Color:Orange The inner lining layer isNo other fully vented helmet delivers like the Resolve FullBrim. Testing out at 12 sq. cm. of ventilation, its built around the 93% porous Nuro Core and designed to protect against brain torque. The Resolve FullBrim is cooler than cool and safer than safe. Contrary to popular belief, most brain injury is caused by brain torque, not direct force. Nuro is the first solution designed from the ground up to address brain torque in a smart and complete way