The Eco yacht catamaran of 33.50 M has hulls with a low hydrodynamic drag, a simple and efficient sail system, a large source of solar and hydraulic energy associated with hybrid electric propulsion bring technology to the service of ecology. Economical and environmentally friendly ( unnoisy hybrid propulsion by electric motors and sails, zero C02 emissions coastal sailing). Efficient and versatile with high average speeds under sail, a safe and stable passage on the high seas in strong weather conditions. Simple and effective with reliable carbon rig ensuring safety, a sail plan with lines designed to be handled quickly and serenely, un automated deck hardware, advanced helm stations. The Eco yacht is spacious and intimate with reception, relaxation abd dining areas of more than 200 M2, convivial areas, intimate spaces, Beach clubs, a tailor-made interior with 5 cabins ( Vip cabins with private terraces or Beach club), a large Master cabin of 22 M2 with private exterior access, independent galley and crew quarters.