This product is known as shock cord or bungee cord. It will stretch to 100% of its original length. Comes in white with black tracers or all black.
t.w . Evans Cordage Sc-108-500 1/8-Inch by 500-Feet Elastic Bungee Shock Cord, Black
T.W Evans Cordage SC-108-500 1/8-Inch by 500-Feet Elastic Bungee
Bungee Cord Spool
visual-search/test/sample-data-larger.txt at master · awslabs
Elastic Shock Cord
Grizzly's Big Movie, Idea Wiki
Ctrl + F to search Case Number Case Reported Item Description Make
T.W Evans Cordage SC-516-300 5/16-Inch by 300-Feet Elastic Bungee
T.W. Evans Cordage 01020 Bâche en polyester bleu buffle 3 x 6 m
Shock Cord
Joneaz Ball Bungee Cord,Black Color, High Elastic Shock Bungee
T.W Evans Cordage SC-308-100 3/8-Inch by 100-Feet Elastic Bungee