The phoenix model slick 580 30-40cc is compatible with both engine and electric. Gasoline 30cc to 40cc, and the glow engine is 160 (4c) class. The fuselage is covered with balsa and veneer film, the tail is fixed with balsa film (not detachable), and the main wing is split left and right and covered with balsa ribbed film, the cowl is glass painted, and the film is oracover. Winglets are attached to the wingtips to improve the float at the knife edge. Although it is entirely made of wood, there are parts where a carbon sheet is affixed to the plywood mirror surface, which reduces weight and increases strength.