Marker on base of water and ink with pigmentation. Totally odourless. Waterproof ink and in the light. Without alcohol nor solvent, she(it) does not cross the paper. Perfect étanchéíté thanks to the system with valve and with the mechanism with piston. Marker made from recycled materials. Intense, opaque, brilliant colors, superposables, miscible and aquarellables They fade on windows (by means of a wet cloth(rag) soaked with warm water and with special cleaning product glaze), but are indélebiles on the porous surfaces. Ideal marker to paint, draw and write on any surfaces: colourings on object (bike, clothes), road marking on shop window, panels, school and manual works, illustrations, roughs, models and industrial marking. Shake firmly the marker Posca to make circulate the ball inside. To begin(prime), exercise pressures on the point(headland). Indeed close after custom(usage).