特點(diǎn)：可以自由調(diào)節(jié)長短的防滑(或普通)高彈力松緊帶,可適應(yīng)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(xué)設(shè)計(jì)，間隙透氣，其視野開闊并可阻擋強(qiáng)風(fēng)，雪粒，霧氣及各種強(qiáng)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(rèn)證
Certificate: CE certificate
TEL：86-020-81787981FAX：86-020-81787708
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