FLY RACING FORMULA CC PRIMARY HELMET BLUE/GREY LG - 73-4303LECE DOT approved Tri weave composite shell is comprised of carbon fiber, DuPont Kevlar and fiberglass, producing a lightweight shell with superior penetration resistance. Impact Energy Cells made of RHEON, the Impact Energy Cells maximize absorption of low speed linear and rotational impacts, reducing forces transmitted to the brain Conehead EPS Technology provides a softer liner whereby the cones help manage or absorb an impact force more