MANTA follows World Sailing guidelines to sail safely alone. Teaching in shorter time with greater safety for Vietnam. Expect to learn within 5-6 hours. Best time is in the mornings, 9.30-11.30am before the wind gets too strong. So allow 2-4 mornings. To ensure availability and safety - bookings are not immediate. If you book the day before, we can have to equipment ready for you. We also accept walk in clients - allow 10-15 minutes for equipment set up if available. Let us know if you have any questions.