Broken Window Knuckle Duster Defense Tool

Material: Insulated Bakelite/Black G10
Weight: Orange about 124g Black about 172g
Size: 139mm*75mm*20mm

The use of insulating materials, with good insulation properties, wear-resistant, high-temperature resistant properties, in use can be avoided due to accidental contact with the current and cause injury, in many scenarios it can be used as a protective tool, but also as an emergency tool.