Felt-Tip Caligraphy Pouch: This pouch of Uni Pin pens allows you to make great calligraphy. It includes 5 black, calibrated and bevelled tips in various sizes: 0.1 mm, 0.5 mm, 1 mm, 2 mm, 3 mm. Recognised and adopted by many calligraphy artists and masters, this set of inking, drawing and writing pens makes lines very fine and accurate. Clean and precise tracing: Uni Pin pens feature a calibrated acrylic tip and metal ring for precision concentrate. Finesse and technicity are the key words! Pigment ink pens allow permanent tracing of unrivalled black (deepest on the market) to complement your notebooks, journals and drawings. With even ink flow, write and draw comfortably with Uni Pin Black Pens, the best friend of cartooners and architects. HIGH QUALITY INK: Uni Pin pens feature Super Ink technology, an advanced ink formula that penetrates perfectly into the paper fibres, but without bleeding through. It is a high-quality, indelible, colour-fast and smudge-free ink for ultra-comfortable fine writing. The ink is acid-free and PVC-free, solvent-resistant, water-resistant and light-resistant. Super Ink technology guarantees writings and drawings that retain over time Practical and solid pens: Uni Pin tips are ultra-resistant and will not deform during use. A cap protects the tip from drying out. The pens can be carried anywhere thanks to the metal clip for hanging: in your pocket, briefcase, diary etc. The nib size is marked on the plastic barrel of the pen and on the top of the cap, for convenient use in any circumstance. The Uni-Pin Collection: The Mitsubishi Pencil Pin pen comes in a total of 11 nib sizes and allows for sharp and accurate strokes. The collection has been newly enriched with an ultra-fine 0.02 mm tip, two brush tips and three bevel tips allowing full and unties, as well as new sepia and grey shades. More than ever, the Uni Pin range is the ally of all drawing lovers, from the amateur to the most seasoned professional.