Explain:
Panoramic large field of vision goggles, the periphery will not produce visual distortion;
It can be used with corrective glasses and/or breathing mask.
Elastic headband is fixed by rotation, which is convenient to use with safety cap (keep comfortable in different positions).
Indirect ventilation to prevent liquid splashing;
Polycarbonate or acetate (chemical) lenses absorb 99.9% ultraviolet light.
