Faber-Castell pays homage to one of the most iconic art movements of the XXth century made ​​famous by Victor Vasarely and Daniel Buren. The Op Art movement of the 60’s invests collection of writing instruments AMBITION OPART Curry where gambling optical illusions vibrates intense colors. The ballpoint pen is equipped with a high-capacity black refill and line width B Retractable driven by a rotary mechanism. The fountain pen has a maximum writing comfort thanks to its stainless steel nib and cap with a spring metal clip that ensures the continuation of this writing instrument safely in the calendar or in the pocket.