Our new line of Flex lanyards expands from 4.5 to 6 and have a built in energy absorber. They stretch out to 6 and then relax to 4.5 which helps reduce trip hazards for the user, too. All 4 models feature Z359 3,600lb. Gate strength hardware and fall-indicator labels. Relaxed length 4.5 – expanded length 6 lightweight design with built in energy absorber Z359 rated hardware 4 different configurations available impact indicators help identify if lanyard has been subjected to fall retail packaged.