There is no audio for this video clip. Helmet being turned around. Close-up of helmet being turned around. Far view of helmets on a table and a person examining one. Person putting helmet on a machine, strapping it on securely and putting a long cord with an object on the end of the helmet.
Person picks up the object on the end of the cord and then drops it again.
Close-up of helmet snapping. View of a helmet on a table, and two helmet one on each side of a machine. Person pulling lever on machine, so that the helmet is raised up and is level with the other one. The lever is released and the helmet falls. Close-up view of machine and helmet going up.