They are designed to prevent drivers and passengers from being completely ejected from a vehicle by spreading out their bodies’ energy over their shoulders, chest, and pelvis in a collision. Cord stopper/ -ends Cord stopper Cord ends heat-shrink tubing Carabiner made of zinc die-cast Scissors Carabiner Carabiner with round swivel https://www.xaphyr.com/blogs/1160076/Helping-The-others-Realize-The-Advantages-Of-seat-belt-webbing