Product Details 

Brand: ROCKBROS

Type: Intergrally-molded
Material: ESP+PC
Size: About 26*17*21cm,
Head Circumference: 57-62cm
Weight: About 340g
Color:Black, White, Titanium,Black Red, Black Purple

Product Features

Ultralight/Anti-Sweat/Shock Resistance/Ventilation,Use air cooling make the air free Removable Magnetic goggles Glasses / Inner/,soft chin pad, Adjustable belt,Convenient buckle Back of the head all-inclusive protection,more safe