The EVO®2 industrial safety helmet combines a super-tough shell for superior all-day protection in the widest range of environments with the comfort benefits of the new Evolution® 3D Adjustment™ harness system; stands out with the latest protective technologies and features, such as the Evolution® 3D Adjustment™ strap system, the Revolution® wheel ratchet or the unique OneTouch™ Slip Ratchet, which can be adjusted with one hand in one quick movement