A perfect ink test / swab card, now available to use in the Rolodex / Rotary card file. With a dimension of 4"*2,65" / ca 10*6,7cm and containing 100 sheets of carefully and chosen fountain pen ink friendly paper, this is the perfect tool for you ink collection / indexing. Include the tabs to your order so you can even better index your swabs.
TWSBI ink 70ml Blue-Black
The bottle comes with a special nozzle which allows easier filling, especially when the ink level runs low. Bottle cap can also fit the Diamond 50 bottle cap, insuring a mess free, no inky finger fill.