Ecridor Black Lines Ballpoint and Leather Case SetThe Caran d'Ache Ecridor Black Lines Ballpoint and Leather Case Set features a ballpoint pen and cowhide leather case. At first glance, the Ecridor Black Lines Ballpoint Pen is all precision and structure, but catch it in the light, and the intricate engraved pattern shifts between deep shadows and soft reflectionssubtle, refined, and made to be noticed in just the right way. Accompanying the pen is a black cowhide leather case mirroring the pen's