The Surprise from the Archambault yard is a very popular boat on our lakes. It is suitable for training due to its simple handling characteristics, but in the past it was also a popular class for international regattas due to its simplicity. The school owns 2 Surprise boats of different generations but with the same rig.
Technical Data:
| Name | Giangi | Feeling |
| sail number | SUI 536 | SUI 187 |
| Overall length | 7.65 m | 7.65 m |
| Maximum beam | 2.48 m | 2.48 m |
| Displacement | 1350 kg | 1350 kg |
| Keel ballast | 600 kg | 600 kg |
| Pax | max 6 pers. | max 6 pers |
Vele:
| foresail | 11 m2 |
| Genoa | 15 m2 |
| Main | 16,5 m2 |
| Spinnaker | 45 m2 |
| Gennaker | 45 m2 |