Cod Jocks and Men's Leather Thongs Kookie makes some of the most exciting leather cod jocks. From plain black leather cod jock with a single strap back to a red leather jock in vented leather, there is a design that meets the needs of every individual. Most of the cod jocks featured below come in different sizes unless specified.There are some cod pieces that can be sold individually - only in some styles. Ask your sales associate for details. Do remember that we also offer leather thongs at amazing prices.