ENGINEERED RESPONSE
Power under load. Immediate acceleration. Calibrated grip. Pure projection. Designed, tested, and validated in real conditions.
OFF UPGRADE
Many change their board to improve performance.
Often, just changing the fins is enough.
Fins manage load, lift, and release.
When properly designed, they radically change the board’s behavior.
OFF brings engineering into the fin system.
Optimized profiles. Calibrated materials.
Performance validated in the water.
Not just a fin.
A system.
OFF FIN SYSTEMS
Precision under load.
THE ENGINEERED SYSTEM
OFF is not just a fin, it is a method where every single element is designed to work as a single system: Calibrated materials, optimized profiles. Construction, design, flex architecture
Performance validated in water.
ENGINEERING LAB → DEVELOPMENT -> RIDING FORCE (real conditions)
We design → We develop → We return to the water
OFF FLEX LEVEL™ and MATERIALS™
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OFF HeatCore™ Glass
- FLEX LEVEL™: F1
- RESPONSE: Dynamic
- RIDING FEEL: Progressive
Multi-layer fiberglass architecture
Thermo-cured structural matrix system -
OFF HD BlackFiber™
- FLEX LEVEL™: F2
- RESPONSE: Firm
- RIDING FEEL: Reactive
High-Density Black Fiber™ composite construction Structural epoxy matrix
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OFF HeatCore™ Carbon
- FLEX LEVEL™: F3
- RESPONSE: Power
- RIDING FEEL: Direct
Heat-Pressed Full Carbon Prepreg High-Response Performance Matrix
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DETAILS:
Multi-layer composite architecture made of over 40 layers of pre-impregnated fiber, with multiple calibrated orientations.
Thermo-controlled polymerization ensures optimal compaction, structural uniformity, and stability under dynamic load. The result is an advanced combination of controlled longitudinal flex, torsional stiffness, and progressive elastic return.TECHNICAL CONFIGURATION:
Flex Level™: F1
More permissive flex curve, with gradual activation under load.Response: Progressive
Smooth and controlled release, with constant energy buildup during the maneuver.Profile: Dynamic
Lively structure, with calibrated torsion to facilitate transitions and trajectory changes.PERFORMANCE INTENT:
Designed for riders seeking dynamic control, structural lightness, and progressive behavior during entry and exit phases of maneuvers.
Precision under load.
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DETAILS:
High-pressure lamination with high-density fibers and structural epoxy matrix.
Designed to ensure laminate compactness, load stability, and controlled response.TECHNICAL CONFIGURATION:
Flex Level™: F2
Intermediate flex curve with progressive response under load.Response: Reactive
Immediate energy return with clean release at maneuver exit.Profile: Firm
Solid structure with high torsional stability and precise trajectories.PERFORMANCE INTENT:
Designed for riders seeking responsiveness, acceleration, and projection during maneuver entry and exit phases.
Balance between control and acceleration, with reactive behavior even under high dynamic load conditions.
Precision under load.
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DETAILS:
High-density full carbon prepreg construction, hot-pressed to ensure optimal compaction and structural uniformity.
The high stiffness-to-weight ratio allows immediate energy transfer under load, reducing dispersion and micro-deformations.
The thermoset polymer matrix ensures mechanical consistency and stability even under extreme load conditions and high-frequency stresses.
TECHNICAL CONFIGURATION:
Flex Level™: F3
Rigid flex curve with direct activation and minimal residual deformation.Response: Explosive
Instant energy transfer, with sharp release and immediate acceleration.Profile: Power
Maximum torsional stability and absolute control during high-speed phases and the highest loads.PERFORMANCE INTENT:
Designed for maximum acceleration, aerial stability, and control under intense load.
Ideal for radical riding and high-power conditions.Precision under load.
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FEM ENGINEERING & 3D MODELING
Each profile is created from a completely engineering-based approach, using parametric 3D modeling, optimized through FEM analysis to control stiffness, stress distribution, torsion, and elastic response. We analyze stiffness and torsion on the computer even before entering the water. The result? A fin that performs exactly as expected, with absolute precision.
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MICRON-PRECISION
We use state-of-the-art CNC machining and finishing processes. We guarantee millimeter tolerances for absolute hydrodynamic symmetry. This is a fundamental procedure to achieve geometries faithful to the design and surfaces with high hydrodynamic efficiency.
BLACK BOX SERIES
Black Box is OFF’s advanced development platform. Here we test new materials, new structural solutions, new curves, flex, and reflex under extreme loads and real conditions. Innovations validated in Black Box become the standard for future OFF lines. Extreme performance today. Continuous evolution tomorrow. Elite Performance Platform Black (EPPB) is our most radical validation environment. Only innovations that demonstrate absolute precision and evolution become part of future lines. Black Box is not just a line. It is OFF’s evolutionary engine. Engineered Response
IT STARTED WITH A CHANGE IN THE 1980s TO TODAY'S HIGH-PERFORMANCE FINS
It all started with a modification, a test, a refinement. No marketing. Just functionality. Today, 35 years of experience meet advanced engineering processes: 3D Modeling, FEM Analysis. Layered materials, precision CNC. The mission remains the same: PUSH BEYOND THE LIMIT. Different tools. Same obsession.
BEST SELLERS
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OFF QUIVER SESSION Windsurf Bag
Vendor:OFFRegular price €15,00 EURRegular priceSale price €15,00 EUR -
OFF DAYLITE EVO Windsurf Board Bag
Vendor:OFFRegular price From €99,00 EURRegular priceSale price From €99,00 EUR -
OFF FINS Black Box - Fins Quad Wave in HD BlackFiber™
Vendor:OFF FINSRegular price €68,00 EURRegular priceSale price €68,00 EUR -
OFF FINS Cut – Windsurf Fin FreeWave in HD Black Fiber (Single)
Vendor:OFF FINSRegular price €99,00 EURRegular priceSale price €99,00 EUR