In contrast, a bike helmet is made out of a hard EPS foam that is designed to take one large impact and break, after which you need to replace the helmet.
Ngokuphambene, isigqoko ibhayisikili senziwe a Foam kanzima EPS ukuthi yakhelwe ukuthatha umthelela esisodwa esikhulu futhi aphuke, ngemva kwalokho kudingeka esikhundleni nesigqoko sokuzivikela.