Caran d’Ache + Klein Blue® : when a complete collection of writing and drawing instruments meets the infinite ultramarine blue. The unique Caran d’Ache + Klein Blue® collection reveals Art in its purest form. Mixing its colour expertise to passionate craftsmen with unique know-how, la Maison Caran d’Ache is paying a tribute to one of the most astonishing artists of his generation: Yves Klein. A beautiful object and time-tested tool. Precision and finesse for pencils with clean, precise lines. Contents : Pencil sharpener, metal Technical description : Suitable for sharpening pencils and wax pastels measuring 4-10 mm in diameter. Allows you to adjust the type of point. Interchangeable cutter developed in Switzerland.