TWSBI GO Sapphire Fountain Pen aluminum the development and modernization of

the development and modernization of writing instruments has resulted in traditional writing instruments

The bottle allows for easy refilling of your fountain pen by offering an upper reservoir that fills with ink when you turn the bottle upside down (cap on of course

and a zip sleeve that will easily fit 3 more pencils

F is the most popular

TWSBI GO Sapphire Fountain Pen aluminum the development and modernization ofA new take on affordable fountain pens. Spring loaded piston filling mechanism. Super easy to use. Simply press down and release and you're ready to GO! Comes in EF, F, M, B, Stub1. 1 nib sizes. Please note : ink is not included A quick no brainer guide in choosing nib sizes in an overly complicated fountain pen world: If you write small, go with an EF For the normal writer, F is the most popular If you tend to lean on a bigger font, M will be perfect