Duotone Spike CB Kiteboard 2025: Sustainable Lightwind Excellence
Don’t let a subtle breeze keep you on the shore. The Duotone Spike CB 2025 (Concept Blue) is the ultimate solution for riders who want to maximize their time on the water without compromising on performance or environmental responsibility. As a standout piece of kitesurfing equipment, the Spike CB 2025 redefines what a lightwind board kiteboard can achieve, blending early planning with a lively, playful feel.
At Water Sports House, we are proud to offer the Spike Concept Blue—a board that proves sustainable manufacturing and high-performance kitesurfing go hand-in-hand. Whether you are looking to cruise upwind effortlessly or practice your first jumps in 10 knots, this board is your ticket to an endless season.
What is Concept Blue? Sustainability Meets High Tech
The “CB” in Spike CB stands for Concept Blue, Duotone’s dedicated initiative to reduce the environmental footprint of kite surfing gear. This isn’t just a marketing label; it represents a fundamental shift in how the board is constructed.
Eco-Friendly Materials
Instead of traditional glass fibers and petroleum-based resins, the Spike CB 2025 incorporates:
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Flax Fiber: Replaces a significant portion of glass fiber. Flax is a natural material that provides exceptional vibration dampening, resulting in a smoother ride through chop.
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Basalt Stringers: Volcanic basalt fibers are used to provide the structural stiffness and “pop” usually reserved for carbon, while being much more sustainable to produce.
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Bio-Resin: The board is assembled using resins with a high percentage of biological content, further reducing the CO2 footprint.
Key Features of the 2025 Spike CB
The 2025 model introduces a completely new outline designed to make lightwind riding feel less like “mowing the lawn” and more like high-performance kitesurfing.
1. New Outline for Smooth Carving
Traditional lightwind “doors” often feel stiff and difficult to turn. The 2025 Spike CB features a refined outline with tucked-in tips, allowing for much smoother carving and better upwind control. It tracks beautifully, making it easier to hold an edge as the wind picks up.
2. Angled Rails for Superior Upwind Performance
To maximize efficiency, Duotone has engineered angled rails. This unique profile provides unparalleled grip on the water, allowing you to maintain a steep upwind angle even when the kite is barely pulling. It also assists in “loading the rail” for jumps in marginal conditions.
3. Flat Rocker & Large Surface Area
The secret to early planning is surface area and a flat profile. The Spike CB 2025 features a flat rocker that minimizes drag, ensuring you can glide across the water’s surface with minimal resistance. The generous width underfoot makes waterstarts incredibly easy, even for beginners.
Technical Specifications & Sizing
The Spike CB 2025 is available in two strategic sizes to accommodate different rider weights and wind ranges.
| Feature | 153 cm | 164 cm |
| Rider Weight | >70kg | <70kg (or Ultra-Lightwind) |
| Dimensions | 153 x 46.5 cm | 164 x 46.5 cm |
| Fin Set | FS 5.0 Carbon 30 | FS 5.0 Carbon 30 |
| Board Weight | ~3.64 kg | ~3.97 kg |
| Flex | Medium Flex | Medium Flex |
Construction Highlights:
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Medium Flex: Combines competition-level performance with everyday comfort. It’s stiff enough for pop but soft enough to save your knees in choppy water.
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Mono Concave Bottom: Provides a fast, stable ride and assists in early planning.
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Grab Rails: Integrated rails make board-offs and carrying the board to the water much easier.
Why Choose the Spike CB Over the Spike SLS?
While the Spike SLS (Strong Light Superior) uses Textreme Innegra and Carbon for maximum weight reduction, the Spike CB is the choice for the rider who values comfort and sustainability.
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Dampening: The Flax fibers in the CB model offer superior dampening compared to carbon, making it a “comfier” ride in messy, wind-blown chop.
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Price Point: The Concept Blue construction offers high-end performance at a more accessible price than the flagship SLS models.
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Eco-Impact: You can ride with the peace of mind that your equipment was built with the planet in mind.
Summary: The Lightwind Game Changer
The Duotone Spike CB 2025 is a masterclass in modern kitesurfing design. It eliminates the frustration of light wind by providing a board that gets you up and riding early while remaining fun and reactive.
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Sustainable Power: Built with Flax and Basalt for an eco-friendly high-performance ride.
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Early Planning: Flat rocker and large surface area for 10-knot sessions.
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Upwind Machine: Angled rails and a new outline ensure you never lose ground.
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Comfortable Flex: Medium flex and natural fibers absorb chop effortlessly.
Ready to stop waiting for the wind and start riding? Experience the future of sustainable performance with the Duotone Spike CB 2025 at Water Sports House today!





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