Dr. Martens Icon Unisex Steel Toe Work Boots - 7B10 SSD
Metal toe or steel toe safety shoes provide protection against impact and compression.
The CSA Yellow rectangle with a green “SD” and grounding symbol indicates soles are static-dissipative. The outer soles are made from an antistatic compound, capable of dissipating an electrostatic charge in a controlled manner. The test criteria are 106 to 108 Ohms. Note that SD footwear without toe protection will not have sole protection certified by CSA.
The CSA Blue Rectangle indicates Grade 1 protective toe without sole puncture protection. Grade 1 toe withstands impacts up to 125 joules.
Dr. Martens Icon Unisex Steel Toe Work Boots - 7B10
The CSA White rectangle with orange Greek letter omega - indicates soles that provide resistance to electric shock. Such certified footwear contains a sole and heel design assembly that, at the point of manufacturing, has electrical insulating properties to withstand 18,000 Volts and a leakage current not exceeding 1mA for 60 seconds.
The CSA Green Triangle indicates sole puncture protection with a Grade 1 Protective toe to withstand impacts up to 125 joules. Sole puncture protection is designed to withstand a force of not less than 1200 Newtons.
Steel-plated safety shoes offer puncture resistance in the sole of the shoe.
Dr. Martens Ironbridge SD Men's Steel Toe Work Boot - Brown
Composite plate safety shoes offer lightweight, metal-free puncture resistance.