These slim, triangular-barrel pens are ergonomically designed for comfortable drawing and writing. Super fine 0.3?mm porous points are protected from damage by a metal-clad tip. Staedtler's acid-free, non-permanent, "dry safe" ink won't dry out even if the pen is left uncapped for several days. The innovatively designed case forms a stand-up display and keeps pens organized. 10 per box.

Ideal for writing, sketching, and illustrating. Pigment ink is acid free indelible, lightfast and waterproof. Erasable when used on tracing paper. Black ink. 10 per box.

Specially formulated ink dries quickly for smear resistance and is also fade- and water-resistant. Permanent. Fine tip. Black. 12 per box.

Specially formulated ink dries quickly for smear resistance and is also fade- and water-resistant. Permanent. Fine tip. Blue. 12 per box.

Ideal for writing, sketching, and illustrating. Pigment ink is acid free indelible, lightfast and waterproof. Erasable when used on tracing paper. Black ink. 10 per box.

Ideal for writing, sketching, and illustrating. Pigment ink is acid free indelible, lightfast and waterproof. Erasable when used on tracing paper. Black ink. 10 per box.

Ideal for writing, sketching, and illustrating. Pigment ink is acid free indelible, lightfast and waterproof. Erasable when used on tracing paper. Black ink. 10 per box.