1Highstrength, industrial protective helmet, breathable aerial work hat, strong and firm, four corners of the interior are anticollision. 2Cushioning and shock absorption, porous and breathable, it will not be stuffy when worn for a long time, and it is resistant to smash and fall. 3It has a wide range of applications and can be used for electric power construction, building construction, gardening operations, wind construction, exterior wall cleaning, and air conditioning installation. 4It is stable and does not fall off. The doubleear cross design makes it more stable and practical to wear. 5Thickened plastic steel, anti-smashing shell, one-time processing and forming, anti-smashing and impact resistance.