USMC Helicopter Squadrons
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Embroidered
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25-49: $6.00 each
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Imperium Neptuni Regis Shellback Patch — Ancient Order of the Shellback Embroidered Patch
Imperium Neptuni Regis — by the authority of King Neptune himself.
The Shellback patch commemorates one of the oldest and most revered traditions in maritime history — the crossing of the equator ceremony known as "Crossing the Line." When a naval vessel crosses the equator, all sailors who have not previously made the crossing (known as "Pollywogs" or "Wogs") must undergo an initiation ritual presided over by "King Neptune" (Neptunus Rex) and his royal court to earn the title of "Shellback." The phrase "Imperium Neptuni Regis" — Latin for "Empire of King Neptune" — is the official declaration that the bearer has been duly initiated into the Ancient Order of the Shellback.
The Crossing the Line ceremony has been observed by navies worldwide for centuries, with traditions that include trials, physical challenges, and good-natured hazing that forge bonds between crew members and mark a sailor's first equatorial crossing as a milestone in their naval career. Earning Shellback status is a point of pride for every sailor, Marine, and Coast Guardsman who has crossed the equator aboard a U.S. naval vessel. The ceremony transforms Pollywogs into trusted Shellbacks, connecting them to a maritime tradition that stretches back to the Age of Sail.
Perfect For: Shellback-qualified sailors, Marines, and Coast Guardsmen, equator crossing ceremony participants, naval tradition enthusiasts, maritime history buffs, and military patch collectors who honor the ancient customs of the sea.
Shellback tested, Neptune approved — Imperium Neptuni Regis.
If you want to swap patches on/off gear, choose hook & loop (velcro). If you’re attaching permanently to uniforms or fabric, choose sew-on. If you want quick application on compatible fabric, choose iron-on / heat seal (when offered). Backing options are shown on the page and update based on the variant you select.
Size is shown on the product page and updates with the variant you select (example: 3"). If you’re mounting on a hat or small panel, choose smaller sizes; for plate carriers and display boards, larger sizes fit better.
If the product is officially licensed, it will say “Officially Licensed” in the title and/or in the product details. If it doesn’t, it’s still a legitimate product—just not part of a licensed program.
Yes. If you see a note like “bulk reruns available,” that means we can support group orders or reruns. If you don’t see it, contact us with the unit/squadron and quantity and we’ll confirm options.
Yes—custom solutions are available (patches, name tags, lanyards, apparel). Use the custom request page and include artwork, size, backing preference, and quantity.
