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 
B is for statements!! Sign a check in B, write a header in B, do some coloring/shading in B
 Stub nibs are italic in writing style (have a special card or invitation to write?)
- Twsbi GO: A new challenge in the world of fountain pen with a special charging system that contributes to an affordable price contributes to easy handling and high writing quality.
- Hood and handle made of transparent resin, semi-transparent body colour: sapphire
- Spring Loaded Piston Filling Refill System
- To recharge, simply unscrew the pen, insert the pen into the ink and the nib moves the plunger that fills the fountain pen.
- Stub 1.1 steel nib: ideal for calligraphy
- Twsbi GO: A new challenge in the world of fountain pen with a special charging system that contributes to an affordable price contributes to easy handling and high writing quality.
- Hood and handle made of transparent resin, semi-transparent body colour: sapphire
- Spring Loaded Piston Filling Refill System
- To recharge, simply unscrew the pen, insert the pen into the ink and the nib moves the plunger that fills the fountain pen.
- Stub 1.1 steel nib: ideal for calligraphy
