ECO-T (Clear) - Broad olive The pocket sizing combined with

The pocket sizing combined with its aluminium parts make it a sturdy on-the-go pen for taking notes too

Grooves cut carefully at precise angles also give the impression of light shimmer

Orange Rumble brings personality and clarity to your writing - whether journaling

The Diamond Mini is a piston filler fountain pen from TWSBI

ECO-T (Clear) - Broad olive The pocket sizing combined withThe ECO T is designed with a more pronounced grip section to aid proper technique learning, and suits best for those who prefer to have more structure with their pen grips. Other than that, the ECO T is every bit as wonderful as its sibling, the ECO.