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2.000+ Products Top watersports brands
Since 2003 Over 20 years of experience
Free Shipping Europe 99€ · World 299€
Free Returns 30 days to reconsider
Secure Payments 100% secure checkout
+6000 Happy Customers Trusted since 2003
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SKU: 020125CA05

GAASTRA Boost 2025

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Program of the Sail: Easy Freeride / Entry-Level Performance

The GA Windsurfing Boost is the perfect sail for riders looking to enhance their windsurfing skills with a smooth, user-friendly experience. Whether you're getting started with freeride sessions or looking for a hassle-free, lightweight sail with excellent control, the Boost offers effortless handling and stable performance.

Optimized Design for Maximum Ease

Designed for easy rigging, maneuverability, and forgiving power delivery, the Boost is the ultimate sail for those who want to improve their windsurfing experience without complications.

  • Effortless planing – Quick takeoff and easy acceleration.
  • Stable & balanced profile – Smooth power delivery for predictable control.
  • Light and responsive – Minimal effort required for turning and handling.

Lightweight and Durable Construction

The Boost features high-quality monofilm and X-Ply reinforcements, ensuring excellent durability while maintaining a lightweight feel. This combination results in a sail that is both strong and easy to handle.

  • Reinforced X-Ply panels – Increased durability and resistance to wear.
  • Lightweight monofilm body – Keeps the sail easy to control and maneuver.
  • Flexible rigging options – Adapts well to different mast and boom setups.

Easy Handling & Beginner-Friendly Performance

The Boost is specifically designed for easy handling, making it an excellent choice for progressing windsurfers and those who value comfort and control on the water.

  • Stable profile – Keeps the sail composed in varying wind conditions.
  • Compact boom length – Enhances maneuverability and effortless control.
  • Smooth depower system – Reduces power when needed, ensuring safety and stability.

Key Features

  • User-friendly freeride performance for beginners and progressing riders.
  • Lightweight and durable construction with X-Ply reinforcements.
  • Effortless rigging and handling for easy windsurfing sessions.
  • Smooth and stable power delivery for relaxed and controlled rides.
  • Optimized sail profile for balance, comfort, and progression.

Size & Performance Chart

Size (m²)5.05.56.06.57.07.5
Recommended Mast (cm)400430430460460460
Compatible Boom Length (cm)166176182188194200
Wind Range (knots)14-2812-2610-249-228-207-18

Why Choose the GA Windsurfing Boost?

Perfect for beginner and intermediate windsurfers, the Boost delivers effortless handling, stable power, and easy control, making every session enjoyable. Whether you're learning the basics or seeking a smooth freeride experience, this sail is designed for ease and progression.