Specification 1. Classic V-shaped design, when the object falls on the helmet, it can disperse to reduce the impact force and ensure the safety of the head 2. ABS engineering plastic is used as raw material, which has high strength, good support, light weight and good anti-flame retardant...
https://www.cahandtools.com/safety-tools/face-protect-tools/v-type-hard-safety-helmet.html