Size chart
Severne Windsurf Sail S-1 Red is an agile, light wave sail for surfers who like to play with wave and wind without compromising control. The four-batten design gives instant propulsion out of nowhere, so you'll grab plané quickly and gain height with confidence on messy North Sea or IJsselmeer chop. Pressure stays nicely centered in the profile and feels neutral on jibs, bottom and top turns, so the sail doesn't pull on your arms when you want to release the board. The leech opens controlled in gusts, balancing power and calmness, and the rotation of the battens remains smooth - even when you give just a little extra downhaul or outhaul. Rigging is easy and intuitive on a modern RDM mast; small trim jumps make an immediate difference, from playful and loose for side-shore waves to slightly more pull for side-on conditions or gusty days.
On Dutch lakes, ponds and at the coast, you especially notice how the S-1 supports rather than dictates your technique. The light handshake helps with long sessions and quick restarts; water starts take less energy and the sail remains stable when the wave period changes or the wind turns 20 to 30 degrees. Reinforced panels around boom and foot give confidence on contact with deck or mast, while overall weight stays low for faster pumps and higher jumps. If you're looking for one wave sail that feels lively in light weather and stays controlled when it picks up, the Severne S-1 offers a wide range of use with a down-to-earth, reliable finish. The result is more time in the right spot on the wave and less hassle with trim or size changes. A solid and reliable choice for those who want carefree enjoyment on the water.
| Luff | Boom | Slats | Weight (KG) | Top | RDM/SDM | |
| 3.0 | 340 | 140 | 4 | 2.05 | FIXED | RDM |
| 3.3 | 356 | 142 | 4 | 2.14 | FIXED | RDM |
| 3.6 | 370 | 145 | 4 | 2.24 | FIXED | RDM |
| 4.0 | 377 | 151 | 4 | 2.4 | FIXED | RDM |
| 4.4 | 392 | 154 | 4 | 2.5 | FIXED | RDM |
| 4.6 | 400 | 156 | 4 | 2.56 | FIXED | RDM |
| 4.8 | 405 | 158 | 4 | 2.63 | FIXED | RDM |
| 5.0 | 416 | 160 | 4 | 2.7 | FIXED | RDM |
| 5.2 | 422 | 162 | 4 | 2.77 | FIXED | RDM |
| 5.6 | 432 | 167 | 4 | 2.88 | FIXED | RDM |
Severne
SEVERNE is not just a windsurfing brand; it is a passion, rooted in the rugged and windy coasts of Western Australia. Here, where the ocean is never still and the wind is always calling, all of our products are designed, tested, and tested again by some of the most dedicated and talented windsurfers in the world.
With pride, we call Western Australia our home – the place where legends are born and a dream destination for windsurfers across the globe. Our R&D loft, Revolution HQ, is located in Perth, a strategic location that gives us access to the ultimate testing conditions, from Gnaraloo to Esperance.
One thing is certain: when the wind is up, the office is empty. Because at SEVERNE, everyone windsurfs – from the graphic designer to the sales manager. Priorities, right?
Because windsurfing is not just something we do. It is who we are. SEVERNE. Pure Performance.