Zhejiang Wei sent a protective helmet law is the best proof of the strength of the customer! Transportation Equipment Co., Ltd. Quzhou Wei faction; specializing in the production and sales of road safety products and intelligent transportation products, our company offers: Highway Management helmet factory wholesale prices manufacturers, highway management helmet factory price wholesale price, reflective vest, helmet law enforcement factory wholesale price, shoulder red and blue lights wholesale price, road management Road Administration boxes, road safety management Highways night Strobe wholesale prices, red and blue strobe lights shoulder wholesale prices in recent years, companies rely on high-quality products, we have made rapid development, product by the majority customers, the company's aim: quality of survival, to the credibility of development, technology-based, quality service leader creation. We sincerely welcome new and old customers visit cooperation and common development Product Features and Benefits:! A, Size: S for small head circumference size M for head circumference 540-560m in size 560-580mm large L for head circumference size 580-600mm II. Product Structure: shell helmet factory wholesale price, wear devices composed of three, Material: ABS plastic Fourth, wearing device performance: lace is not torn, torn; fittings, not snap loose, comfortable to wear, relief convenience. 23kg load is applied for 2 minutes, and must fasten the strap during use. V. helmet factory wholesale price Quality: 0.68kg VI absorb collision energy performance: acceleration peak = 400g, 150g of action over time <4ms, housing does not appear cracks. Zhejiang Wei sent a protective helmet law is the best proof of the strength of the customer!