Home At AMMJB, we don’t just organise races — we create defining open water experiences. Our 2026 calendar brings together two of Malaysia’s most iconic open water swimming events, each offering a distinct challenge, destination, and story — united by one promise: professionally managed races, uncompromising safety, and waters that inspire greatness. Whether you swim for the podium, personal milestones, or the love of the sea, AMMJB invites you to step into waters that shape champions. Kapas–Marang Open Water Challenge 2026 Raw Distance. Coastal Grit. Endurance Proven. Set along the scenic coastline of Terengganu, the Kapas–Marang Open Water Challenge is one of Malaysia’s most respected endurance swim events — known for its honest distances, coastal currents, and mental demand. This is a race that rewards preparation, discipline, and resilience. Swimmers navigate open seas framed by fishing villages, rolling horizons, and the raw beauty of the East Coast — a true test of strength against nature. Designed for seasoned open water swimmers and ambitious challengers, Kapas–Marang is where endurance is not announced — it is earned. Why swim Kapas–Marang? Authentic open water conditions Professionally marked courses and safety escort A respected proving ground for long-distance swimmers A proud Malaysian endurance classic Aquaman Open Water Swimming – Langkawi 2026 World-Class Waters. Iconic Destination. Legendary Stage. n 2026, Aquaman returns on a grand scale — hosted at the prestigious Hilton Langkawi Resort, within the breathtaking waters of a UNESCO Global Geopark. Set against turquoise seas, limestone cliffs, and wide tropical horizons, Aquaman Langkawi offers swimmers an international-standard race experience paired with refined island luxury. Calm yet commanding waters provide the perfect arena for elite competition, age-group racing, and global participation. Aquaman is where performance meets prestige — attracting swimmers from Malaysia and beyond to compete, connect, and celebrate the sport of open water swimming. Why swim Aquaman Langkawi? International-level event setting Premium venue and recovery experience Global participation and recognition A complete swimcation for athletes and families Professional. Safe. Trusted. Every AMMJB event is delivered with: Certified safety teams, escort boats, kayaks, and medical support Clear race management, course design, and briefing protocols Experience working with state authorities, councils, and tourism partners Your safety, confidence, and race experience come first — always. 🏊♂️ Choose Your Challenge. Claim Your Moment. Two destinations.Two very different waters.One commitment to excellence. Whether you are drawn to the raw endurance of Kapas–Marang or the international prestige of Aquaman Langkawi, your next defining swim begins here. Registration is limited.Secure your place early and train with purpose. 👉 Register Now. Swim with AMMJB. Local Waters. Fueling Champions.