特點：可以自由調節長短的防滑(或普通)高彈力松緊帶,可適應任何頭型配戴
Specialty: adjustable non-slip (or common high elastic strap; can be adapted to any size of head-wear
采用人體光學設計，間隙透氣，其視野開闊并可阻擋強風，雪粒，霧氣及各種強光。
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
證書：CE認證
Certificate: CE certificate
TEL：86-020-81787981FAX：86-020-81787708
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