91精品无人区麻豆乱码一区_国产亚洲精品免费_久久精品国产亚洲黑森林_韩国私人vps啪啪_巨茎中出肉欲人妻在线视频_肉乳乱无码a片观看免费_亚洲免费在线黄色毛片_欧美影院在线播放_日韩午夜福利无码专区a_欧美日韩狠狠爱视频

It is used for foot protection of dangerous work, and has the properties of waterproof, non-slip, stab-resistant, steel bottom plate, light and firm. There are obvious reflective signs. In line with GA633-2006 standard, the quality is 1.7kg, electrical insulation performance: leakage current: left 0.36mA, right 0.48 mA, and the bottom piercing resistance of 1241N.