
As the world’s leading multi-brand in water sports, DUOTONE is consistently driving forward its development
and will also unite Stand Up Paddling under its brand umbrella in the future.
We reported on this in Stand Up Magazine and now we are presenting the individual boards.
Flow Air SLS
Surf / All-Around
The FLOW AIR SLS iSUP combines a classic SUP feel with modern all-round performance. The Malibu longboard shape ensures particularly intuitive handling, plenty of control and rapid learning progress – whether you are a beginner or an advanced paddler. At the same time, the board is consistently designed for travel and easy handling.

- Weight: 6.6 – 7.3 kg (ultra light)
- Pack size: only 35 liters volume
- Construction: SLS (Strong Light Superior) for maximum stiffness
- Fin system: US Split Box + iSUP Wave 23 fin
- Features: action cam mount, tow system, 4 D-rings (seat option)
👉 Compact, stiff and versatile – ideal for travel, fitness & touring.
Raven Air SLS
Touring / Freeracing
The RAVEN AIR SLS iSUP is a performance-oriented touring board for anyone who wants to combine speed and stability. With its high volume and stiff SLS construction, it delivers efficient glide, clean tracking and remains controllable even over long distances – almost like a hardboard, but much easier to transport.
- Volume: 299 liters (high tipping stability)
- Construction: SLS + welded seams for maximum stiffness
- Fin system: US Split Box + iSUP Race 23 fin
- Rider weight: up to approx. 100 kg
- Features: action cam mount, tow system, 4 D-rings, lashing + shoulder carrying system
👉 Fast, true to track and suitable for touring – ideal for long distances & performance paddlers.

Blitz Air SLS
Touring / Exploring
The BLITZ AIR SLS iSUP is a sporty touring board for anyone who wants to go the distance efficiently without sacrificing stability. The straight outline ensures a clean glide and direct propulsion, while the additional width offers safety in chop and on rivers. Light, compact and responsive – perfect for exploring and traveling.

- Thickness: 6″ / 15 cm for high rigidity & load-bearing capacity
- Construction: SLS (Strong Light Superior) + welded seams
- Fin system: US Split Box + iSUP Race 23 fin
- Rider weight: up to approx. 100 kg
- Features: Action Cam + Tow Mount, 4 D-rings (seat option), Lashing + Shoulder carrying system
👉 Fast, stable and extremely travel-friendly – ideal for touring & adventure.
Grace Air SLS
Women / All-Around
The GRACE AIR SLS iSUP is an all-round board specially designed for women that combines a classic SUP feel with modern travel performance. Stable, light and intuitive to handle, it offers control from flat water to choppy conditions – ideal for relaxed paddling and safe progression.
- Construction: SLS (Strong Light Superior) for high stiffness & low weight
- Shapes: – 10’2” (allround / flatwater & small waves) – 11’4” (touring / longer distances)
- Design: specially tailored to women (light & stable)
- Features: action cam + tow mount, D-rings (seat option), lashing + shoulder carrying system
- Pack size: ultra compact & travel-ready
👉 Lightweight, versatile and confidence-inspiring – perfect for all-round & touring.
➡️ Also available in the color of the Blitz.

Alfa WS AIR
All-Around / Windsurf
The ALFA WS AIR iSUP is a versatile beginner board that combines SUP and windsurfing on one platform. The Malibu longboard shape ensures high stability and an easy, safe ride – ideal for first sessions and versatile conditions.

- Construction: Fused double layer + welded seams (robust & durable)
- Setup: 2 x US Box + 2 x iSUP Race 23 fins + removable center fins
- Windsurfing option: integrated mast base insert
- Rider weight: up to approx. 100 kg
- Features: Action Cam + Tow Mount, Lashing + Shoulder Carrying System
- Deck pad: soft & non-slip (high comfort & safety)
SUP & windsurf in one – perfect for beginners, families and versatile sessions.
Now Air SLS
Kids / All-Around
The NOW AIR SLS iSUP is an ultra-light performance board specially designed for kids that combines stability, easy handling and fun on the water. The Malibu longboard shape ensures safe, intuitive handling – ideal for the first steps in SUP and small waves.
- Weight: approx. 5 kg (extremely light)
- Dimensions: 238.8 cm length / 71.1 cm width
- Pack size: only 20 liters volume
- Construction: SLS + welded seams for maximum stiffness
- Fin system: US Split Box + iSUP Wave 23 fin
- Rider weight: up to approx. 55 kg
- Features: Action Cam + Tow Mount, Lashing + Shoulder Carrying System
👉 Light, stable and child-friendly – perfect for beginners and first adventures on the water.

Flow Air XXL
Paddle Group & Schooling
The FLOW AIR XXL iSUP is a large group board that combines stability, fun and performance for multiple riders. The Malibu longboard shape provides versatility – from flat water to small waves – and makes it the perfect platform for teams, families and schools.

- Volume: 1350 liters (extremely high stability)
- Load capacity: up to approx. 500 kg (several people)
- Construction: double-layer Fusion material for high stiffness
- Setup: 4 fixed HD fins
- Windsurfing option: 2 mast foot inserts (tandem possible)
- Features: multiple soft grips, action cam + tow mount
👉 Maximum stability and fun for groups – ideal for schools, teams & families.
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