- Higher hardened surface, good anti-chemical; and the stronger elasticity bring less deformation or any broken.
- The glass can be hardened, coated, anti-fog. After be hardened, the glass have good anti-impact and anti-scratch; after be coated, the glass has good anti-impact and anti-scratch and 100% anti-UV, ext.
- Material: 100% cotton, high elastic
- Adjustable non-slip and common high elastic strap; can be adapted to any size of headwear.
- Use optics design of the human body, have good exhaust ventilation, widely vision and can avoid strong winds, snow grains, mirage and all kind of strong light
- Size: 19cm x 10.5cm