The mask can be used separately by wearing it on the head with a rubber band or attached to the rail of the Fast type helmet. The glasses are changeable and the set includes clear, yellow and tinted glass.
The product passed ANSI Z80.3 drop ball test. At a temperature of -10℃~42℃, the critical impact velocity to scratch the lens is 310FPS, the critical impact energy to broke the lens is more than 3 joules.
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Suitable head circumference: 52-64cm