Helmet Heat Resisting Shock Resistance Hard Vented Hard Hat for Outdoor Earthquake

Shock and Heat Resistance: Made with a PP , there are up to six layers of insulation buffer on the top of the helmet, which can effectively the head from external forces and block high temperatures. high pressure polyester provides maximum ion. Multiple ion: Hard hat can prevent , anti , anti wear, anti firm, anti thermal radiation, anti light radiation, can effectively prevent harmful liquid splashing. The helmet also has visible reflective . Cool and Comfortable: The helmet s top with multiple vents is designed to keep the head cool during wear, and the top pad is comfortable and easy to remove. Item Type:    Helmet Material: PP

Range of Internal Circumference: Approx. 53 - 63cm Celsius 20.9 - 24.8in  Application: Outdoor , emergency , suitable for most people to wear.