帽殼材料： 玻璃鋼樹脂
內襯材料： 塑、布混合襯
調節方式： 插接式、旋鈕式或一鍵式
其特點： 剛性好、抗沖擊性能優異，有極好的耐高溫性能，佩戴舒適。
Cap shell material: fiberglass resin
Lining material: plastic, cloth lining
Adjustment: Plug-in, knob or one-button
Characteristics: good rigidity, excellent impact resistance, excellent high temperature resistance performance, comfortable to wear.