It is in 1985, that the company Erplast designs the first boat school in polyethylene rotomolded which, thanks to its robustness and its price has contributed towards the develpment to the practice of Optimist in school. Description Materials: Polyethylene rotomolded, double hull in sandwich polyurethane foam (120 L. of buoyancy). Lenght: 2,35 m Width: 1,15 m Height: Free-board: 0,37 m Hull weight: 35 Kg Rigging: oxidising-proof - Option possible