... heat. ————————————————————————————————————————————————————4. Google: excellent, light transmittance, high definition, anti-impact, be able to endure heat, anti-fog, radiation protection and ... shockproof, 0.1kg(not include the battery ————————————————————————————————————————————————————6. Weight of helmet: 1.1KG(include the goggle and amice) ————————————————————————————————————————————————————7. Mode ...