EXPRESS YOUR STYLE AND FLOW LIKE WATER

OVERVIEW

RIDER TYPE: The expressive Freedom Seeker.

Designed to feel super agile, effortless and light-handed. The FLOW 4Wave HD lets you focus on your riding and jumping. It handles anything from light onshore to big down-the-line.

Overall feel: This sail is tailored for smooth, vertical riding and linking stylish turns. Designed for sailors who prefer the lightest feel over being fully powered.

On-Wave Behaviour: Light on the backhand allowing you to focus on expressing your style. Smooth on-demand power whenever you need it. Aerial control: High top-speed and a forward drive that can be switched off quickly to control air time. Its forgiving character makes big landings easier.

Sizing Choice: Extended low-end, allowing riders to use a smaller sail for added agility and better wipeout resistance in big surf.

FLOW 4Wave HD // MOVE LIKE WATER.

FEATURES

Building on the proven success of the 4Wave LTD, we worked closely with our World Cup Team to preserve its neutral character - while unlocking greater top-end control and a cleaner release through radical turns.

A soft Dacron luff panel delivers smooth and raw power to get you planing early. The forward, stable draft keeps the sail exceptionally light in your hands, giving it a precise on/off response that truly shines in wave riding conditions. Carefully optimised construction details and new materials make this sail even lighter than the LTD.

Combined with the outstanding durability that our brand is known for, the result is a sail built to perform session after session - no compromises.

BLACKLINE HD WINDOW Super strong and light 4mil "Blackline HD" X-Ply window for perfect visibility.. The black yarn reduces light reflections and distractions, resulting in a clearer view that simply allows you to ride better and safer.

ADAPTIVE WIND RELEASE ( AWR ) Discover our unique Clew System: Switch seamlessly between IN and OUT configurations to gain extra twist while maintaining a full front draft. Combine with dual clew height options for complete control over your rig's handling and style. 

AEROFIT BOOM POSITIONING ( ABP ) Reduces open area at the leading edge to boost aerodynamic efficiency and wind range. Limits sail movement at the boom area for improved gust stability and faster rotations. (Open a minimum of 2 sections to mount boom).

LOAD CONTROL LAYOUT

A unique concept for defining the sail profile (from front to rear) using an interacting material mix to control load, flex and twist across the entire sail body. Rather than relying on singular load lines, the whole sail functions as one intelligent entity.

Adaptive front section with custom load behaviour to support the individual sail characteristics best:

Soft Dacron for smooth On/Off behaviour on the FLOW.

5mil X-Ply for instand drive and agression on the FLASH.

Double Dacron for balanced power and a blend of FLOW and FLASH on the FUEL.

Light and medium stiff 4mil body for a neutral loading behavior and optimal strength-to-weight ratio. Ultra light 2.5mil sail top for reduced swing weight.

Stiff 5mil X-Ply frame at the leech for clean air release, better twist control, and added structural strength.

The unmatched aerodynamics and fine-tuned material load distribution of our Intelligent Load Control concept deliver added agility, more top speed, improved release and mighty low-end, while extending the overall wind range.

POWER PANEL OUTLINE Pairs a wide center outline with a short boom and narrow head. The "power panel" above the boom catches cleanest airflow for controlled drive, while the narrow head ensures clean top release. As a result you get an extented windrange with mighty low-end acceleration, excellent clew-first stability and a very balanced and light handling.

FREEFLOW BATTENS Customised batten curves and batten angles adjusted to each sail sail optimise the sail behaviour in both riding and jumping. Stiffer battens above the boom lock the power forward and flatten the trailing edge to reduce drag in gusty conditions. An optimised 40mm batten width with panel overlap makes the sail perfectly symmetric and saves weight. Our new, shorter batten tensioners reduce swing weight even more.

INTEGRITY SHIELD CONCEPT A lightweight protection concept engineered to maximize durability while eliminating unnecessary bulk. By combining targeted Kevlar reinforcements and tailored padding, high-wear areas are fully shielded without compromising the sail's weight or responsiveness. Hydrophobic Kevlar Protection in high-wear areas to protect your sail while always keeping it light in the water. Streamlined EVA-padded Tack Fairing for optimal impact protection at the board deck.

SMART RIGGING AIDS Visial rigging guide width "Power" and "Control" markers to define your optimal downhaul trim. Pulley threading guide for quicker gear setup.

NARROW SLEEVE CONCEPT A special batten-stopper adds 20mm profile and controlled power to the front of the FLOW 4Wave HD - without the negative side-effects of a wider mast sleeve.

PRO TIPS

ALESSIO STILLRICH (Pro Windsurfer) "For me, what makes the Flow so satisfying to use is its effortless handling and the controlled power it delivers. That feeling of a forward-driven sail—pulling instantly from the front with total stability—is exactly what I look for. It gets going quickly and easily, and every time I start planing, there’s a real sense of joy having the Flow in my hands."

JOHN SKYE (R&D) "Used within its ideal wind range, the FLOW is quite possibly the lightest and most agile wave sail on the market. Most riders love it with the AWR open, as it shifts the power further forward for an ultra-light feeling in the hands. The sail is perfect for surf-style, vertical riding and offers exceptional control during aerial rotations and heavy landings. However, if you ride the FLOW severely overpowered, its softness and power might become overwhelming. Compensate with high downhaul tension then or just be smart and change to a smaller size early! Don't get me wrong: The overall wind range is huge - just avoid riding it oversized intentionally like you could on the FLASH and FUEL!"

VIDEO: youtu.be/rBziX0yHN_U