The Guardian 10726 Fall Protection Tool Lanyard with Mini Twist Locking Carabineer is incredibly lightweight, and is ideal for the secure transportation of tools during work. It is certified to carry tools up to 20 pounds in combined weight, and can be installed to a tool belt or around the wrist. The Mini Twist Locking Carabineer is self-closing and self-locking, and helps reduce the risk of injuries from falling tools.