The Neptune patch is made using chain stitching on wool felt backed with fine cheese cloth. It measures 1 3/4 x 2 1/8 inches in size. Both have been used and remain in VERY GOOD to EXCELLENT condition! Does not fluoresce when exposed to black light. The item “EXTREMELY SCARCE ORIGINAL 1935 NAT’L JAMBOREE S. S. S. 17 (SEA SCOUT SHIP) PATCH” is in sale since Sunday, March 21, 2021. This item is in the category “Collectibles\Historical Memorabilia\Fraternal Organizations\Boy Scouts\Badges & Patches\Jamboree Patches”. The seller is “dducksdaughter” and is located in Binghamton, New York. This item can be shipped worldwide.