SeaSense Marine Flag
SeaSense Marine Flags: Safety, Protocol, and On-Water Communication
When you're out on the water, the right flag isn't just a formality — it's a critical tool for safety, legal compliance, and seamless communication with other boaters. SeaSense, a brand with roots stretching back to 1984, has spent decades engineering practical, durable marine products that meet real-world demands. Their lineup of marine flags is no exception, offering boaters a focused selection of signal, safety, and national flags built to withstand the harsh marine environment.
USCG-Approved Distress Signals
At the heart of the SeaSense flag lineup is their Distress Flag (model 50073766). This flag features a black square and circle printed on an international orange background, and it carries U.S. Coast Guard approval as a daytime distress signal. For any boater required to carry visual distress signals — which includes most vessels on coastal or navigable waters — having a USCG-approved flag on board is not optional. SeaSense makes compliance straightforward with a flag that meets the standard without compromise.
A Flag for Every Need on the Water
Beyond distress signaling, SeaSense rounds out its flag offering with flags for specific on-water situations. Their lineup also includes a vibrant yellow Quarantine Flag and a Skier Down Flag that comes with a 24" PVC pole. The Skier Down Flag is an essential piece of safety equipment for any boat towing water skiers or wakeboarders, alerting other vessels to a person in the water.
For boaters who travel internationally or host guests from abroad, SeaSense offers national flags representing 32 different countries, sized at 12" x 18" and constructed from reinforced 2-ply printed nylon with durable brass grommets and superior sun and water fade resistance. These flags are purpose-built for the marine environment, resisting the bleaching effects of UV exposure and constant moisture that would quickly degrade lesser materials.
Built-In Compliance Across the Lineup
One of the hallmarks of the SeaSense flag range is its consistent attention to standards. All flags come with 4 grommets and lanyards, and the entire lineup meets U.S. Coast Guard requirements. These aren't afterthoughts — grommets and attachment hardware are integrated from the start, so you're ready to fly from the moment your flag arrives.
Complete Flag System with Mounting Hardware
SeaSense also offers the hardware needed to display flags properly and securely. Their telescopic flag pole — 3/4" in diameter — mounts into most two-prong stern light bases and telescopes from 26" to 48" to fit most flags, making it ideal for dive, national, and nautical flags. For rail-mounted display, SeaSense offers corrosion-resistant flagstaffs in four sizes (14", 15-1/2", 17", and 19"), each with built-in rings for attaching flags and designed to fit 7/8" to 1" rails. Rounding out the system, spring-loaded stainless steel flag clips are available for hanging flags from halyards, antennas, and outrigger lines, and come in pairs sized for different mounting applications.
SeaSense has been providing quality marine and trailer products since 1984 and has spent over a quarter century rigorously testing and improving their entire line. That legacy of practical engineering is evident in every flag and accessory they produce — straightforward, compliant, and ready for the demands of life on the water. Browse the full marine flags category or explore the complete SeaSense brand catalog to find everything you need for a safe and properly equipped vessel.