Vented helmet shell to allow air circulation cooling the wearer's head 6-point textile suspension harness for enhanced wearer comfort and safety Size adjustable headband via wheel ratchet system Chin strap included Soft foam sweat band included Replacement accessories available Up to 7 years lifetime from manufacturing date (as long as undamaged) Lateral deformation Retail box which aids presentation for retail sales CE certified CE-CAT III UKCA marked