Specification: 
Brand: Asvine 
Model: V126 
Nib: EF 0.38 mm, F 0.5 mm, M 0.7 mm
Pen Cap: Screw type 
Material: Acrylic and brass 
Filling Method: Vacuum filling for bottled ink (No Ink Included)
Capped length: 148 mm 
Posted length: 162 mm 
Diameter: 12-15mm 
Weight: 26.5 g 

Package: 
1 x fountain pen 
1 x instruction manual

Notice: 
To use the pen for longer, you need to unscrew the piston knob a few turns to let ink flow from the barrel to the nib. 

Feature:

1. Vacuum System-The pen's built-in vacuum filling system holds far more ink than a cartridge and lets you draw ink straight from the bottle, no converter required!
2. Easy Filling- Simply untwist the end cap, pull up the piston rod then push down, ink is filled. To use the pen for longer, unscrew the piston knob a few turns to let ink flow from the barrel to the nib. 
3. Classic Design-The V126 features a modern, eye-catching design, with a frosted transparent blue body that shows off the pen's inner workings. 
4. Smooth Writer-- The extra fine nib was made of stainless steel with gold plated which ensures you have a smooth writing experience.