Unknown Facts About Motocross Helmet Nz The EPS covering sits between the external headgear covering and the cushioned internal liner contacting the head. EPS is the part of a headgear that. Its diminishing efficiency is why you need to consider changing your all-terrain bicycle helmet every 3 to 5 years https://cardashboardaccessories18282.wikicorrespondent.com/5802717/a_biased_view_of_motocross_helmet_nz