The unstayed mast retains the setup easy and reduces weight, nevertheless it depends to the hull’s security (as well as the sailor’s talent) to stay upright. Naples Sabot: Features a flat-bottomed pram hull with tricky chines, which makes it stable but not as hydrodynamically successful in choppy waters. 'Bacco mentioned: http://www.contractorsandsuppliers.com/healthcare-contractors/offshore-sailing-school