Bayonet Design - Jungle Expert Commemorative Patch - US Army Jungle Operations Training Center (JOTC) 4 13/16" X 4 1/2" Green Hell Embroidered Patch Merrowed Edge and Wax Backing This is a Commemorative and or Novelty Patch and NOT Official in any way. Green Hell - Participant at the Jungle Operations Training Center - Fort Sherman, Panama Wax Backing with a non merrowed edge Bayonet Design - Jungle Expert Commemorative Patch - US Army Jungle Operations Training Center (JOTC) 4 13/16" X 4 1/2" Green Hell Embroidered Patch Merrowed Edge and Wax Backing Bayonet Design - Jungle Expert Commemorative Patch - US Army Jungle Operations Training Center (JOTC) 4 13/16" X 4 1/2" Green Hell Embroidered Patch Merrowed Edge and Wax Backing