Introduction
Constant development of composite materials and yacht's building methods, bringing us to the new situation consist in that yachts build in “one-off” technology became interesting alternative to traditional methods. The advent of the new resin systems with various resin curing times, diversity of fibers with their easier handling characteristics makes “one-off” method well ahead of building boats in traditional way. Differences are especially important for sport sailors for whom every redundant kilogram is very important . Moreover "one-off" method gives designer unique possibility of modification every single boat to be on the road to build perfect yacht. "One off" method presented on the next pages is destined for all of sailors who beyond pleasure of sailing has got also boatbuilding ambitious. Described method will give them possibility to fulfil dreams of building own yacht and simultaneously got pleasure to sail on fast and easy to maneuver yacht.