Product Details 

Brand: Qunature

Type: Intergrally-molded Material: ESP+PC Size: About 26*17*21cm, Head Circumference: 54-61cm Weight: About 449g

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