Resistance to shock, especially the shock to the top of head.The outer shell, the shock absorber, buffer cross and buffer net which are in common effort to abate the shock and alleviate the part shock to the head. Resistance to high temperature. The outer shell is made of polyamide, which is also flameresistant.The visor is made of PC, which is high-temperature resistant. And the neck protection is made of protective cloth with heat resistantcoated. All-round head protection. It increases neck and ear coverage and protection.             Free adjustment of the helmet. There is a knob in the rear of the helmet, which can control the tightness of the lodge. Free lodge adjustment ensures a secure and comfortable fit for all head sizes.

Fabric: nomex, aramid viscose 50/50, Lenzing FR etc. for choiceColor: white, black, dark blueOne size fits allOpen face or eyehole