Remains comfortable in a long run, not easy to be slack even after intense exercise.
Function: Outdoor activity,wargame game,airsoft.
Green and environmental protection;UV protection;Perfect lens;Lightweight;Anti-shock;Ultra-stable;effect;Ultra-breathable.
Buckles on the sides for adjustment, which is suitable for outdoor activities.
Employ a miniature fan device,the strong gears could be adjusted to prevent your eyes.Lens are made of thick polycarbonate which can prevent eyes from smoke, fog, small particles, etc.