Refillable pen for writing. Ergonomic triangular body for effortless writing and fatigue. Chrome-plated metal nib Plastic clip Rubber gusset Canon conical with simultaneous pressure on the tip and push for protection of pockets and bags. Eraser without PVC or latex, extra long (25 mm), removable by rotation (mechanism explained by a pictogram at the clip level) and interchangeable lead of 13 – 3 mm (body reference R77).