The TILLO THUNDER is the ultimate compact freeride sail, purpose-built for bump & jump performance and all-around freeride windsurfing. Designed for riders who demand power, control, and durability, this sail delivers outstanding balance on the water.
Constructed with a full X-Ply body for maximum strength and a Dacron mast sleeve panel for added drive, the THUNDER provides explosive horsepower when you need it most. Its medium stiffness ensures responsiveness and control across a wide range of conditions, while the robust build quality guarantees long-lasting performance.
Whether you’re carving through chop, launching into jumps, or cruising in freeride mode, the THUNDER gives you the confidence and power-packed performance to elevate every session.





Key Features:
- Compact bump & jump design for agility and control
- Full X-Ply construction for maximum durability
- Small Dacron mast sleeve panel for enhanced power delivery
- Medium stiffness for a perfect balance of drive and maneuverability
- Built for exceptional horsepower, balance, and long-lasting performance
Available Sizes:
- 4.6 m² (Luff 380 cm, Boom 166 cm)
- 5.2 m² (Luff 410 cm, Boom 176 cm)
- 5.8 m² (Luff 425 cm, Boom 185 cm)
- 6.4 m² (Luff 444 cm, Boom 194 cm)














