Col-o-ring

The Col-o-Ring Dipper is perfect for testing out your fountain pen and calligraphy inks! Each book contains 50 sheets of 1" x 2.5" toothy acid-free white paper, the perfect size for dipping straight...

The Col-o-Ring Ink Testing book is perfect for testing out your fountain pen and calligraphy inks! Each book contains 100 sheets of 2” x 4” 100lb toothy acid-free white paper, perfect for...