HEMYLU Elastic Cord 1/8 Inch (3MM) x 33FT, Black Elastic String Bungee Shock Cord with Nylon Sleeve and Heavy Strength for Crafting DIY Sewing - Amazon.com
5/32 Bungee Shock Cord - Black – Atwood Rope MFG
PARACORD PLANET 3/8 Inch Elastic Bungee Nylon Shock Cord Stretch String Crafting - Various Colors - Multiple Lengths - Made In USA - Walmart.com