The term Jon Line was coined after a diver named Jon Hulburt, who, while doing a dive on the Andrea Doria discovered that decompression hangs in rough water or in a current were made much easier with the use of a short line. That was over twenty years ago. Now, Storm's Jon Line clip makes maintaining depth for deco stops easy
92 inch long and 1 inch wide nylon strap with attached storage pocket and Stainless steel anchor line clip