The Duotone Flow SUP 2026 is a high-performance longboard SUP that blends classic style with modern surf performance. Designed for riders who enjoy smooth, flowing turns and effortless wave catching, the Flow delivers excellent glide, stability and control in everything from knee-high peelers to clean point breaks.
Its longboard-inspired outline provides outstanding paddling efficiency, allowing you to catch waves early and maintain speed with minimal effort. The refined rocker profile and balanced rails create a forgiving ride while still offering the responsiveness needed for stylish cutbacks, nose riding and flowing rail-to-rail transitions.
Available in multiple sizes, the Flow caters to a wide range of riders, whether you’re looking for a traditional longboard feel or a stable board to progress your SUP surfing. The proven thruster fin configuration delivers dependable grip and drive while maintaining the smooth, predictable handling expected from a classic surf shape.
Built using Custom CNC Technology, the board features a precision-shaped lightweight EPS core with a durable composite wood sandwich construction. This premium build provides an ideal combination of strength, stiffness and low weight for reliable performance season after season.
Whether you’re cruising mellow summer waves, refining your cross-steps or simply looking for a versatile longboard SUP, the Duotone Flow 2026 offers timeless style with modern performance and exceptional ease of use.
- AI_BOARD_3D- In contrast to the industry-standard Shape3d program, our own exclusive 3D CAD software is based on math data-driven input. This allows us to cross-check the outcome using artificial intelligence to ensure maximum precision.Apart from being much more accurate and faster, complex 3D design tasks such as our ground-breaking SYNCED CURVES CONCEPT would otherwise have been simply impossible to realize.Â
- ALL-AROUND PERFORMANCE – Flat water, coastal touring, small to head-high waves.
- MALIBU LONGBOARD-STYLE SHAPE – Wider rounded nose for easy nose-walking. Wider mid-section with lots of curvature offers a stable platform combined with great maneuverbility.
- PROGRESSIVE DESIGN – Accessible for newcomers, satisfying for advanced riders.
- CUSTOM CNC TECHNOLOGY – CNC-milled lightweight EPS core with composite-wood sandwich: light and stiff.
- +6 WARRANTY – Register your board online within 60 days of purchase for a 6 months extended coverage.
| Size | Volume | Length | Width | Weight* | Recommended Rider Weight | Technology | Fin Setup |
|---|---|---|---|---|---|---|---|
| 10’0″ × 29″ | 130 L | 10’0″ (304.8 cm) | 29″ (73.7 cm) | 8.9 kg | Up to 80 kg | Custom CNC | Thruster Fin Set AS (Multi Box + US Box) – 4.5″ + 6.0″ |
| 10’0″ × 30″ | 146 L | 10’0″ (304.8 cm) | 30″ (76.2 cm) | 9.8 kg | Up to 90 kg | Custom CNC | Thruster Fin Set AS (Multi Box + US Box) – 4.5″ + 6.0″ |
| 10’6″ × 31″ | 178 L | 10’6″ (320 cm) | 31″ (78.7 cm) | 10.4 kg | Up to 115 kg | Custom CNC | Thruster Fin Set AS (Multi Box + US Box) – 4.5″ + 6.0″ |
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