体彩江苏7位数18181期开奖号码:2618 Lightweight Comfortable Silicone Antidust Half Mask
体彩江苏7位数18127期 www.tygks.tw ●Advanced silicone material,comfortable,fit and soft,good oil resistance,anti-aging,suitable for wearing long time;
●NANHE patent clasp design,repeat installation and disassemble are not broken,suitable for winter,easy and fast to install;
●Ring head belt design,keep more durable of polyester spandex elastic belt;
●Big window can reduce hot-air to collect,low resistance;
●Have unique positioning device for filter cotton, install filter cotton only by one time. KN95 filter cotton,high filtration efficiency.
●In line with GB 2626-2006 standard,have China LA and QS certification;