The TWSBI comes in a transparent body and purple transparent cap with a piston filling system.
New to piston filling pens? How to fill this pen: unscrew the end cap, immerse the nib and feed into the ink, screw back the end cap, clean ink residue from nib and section. Bottle ink not included but we keep plenty of options for oyu to find the perfect color for your new pen.
Nib are available in EF, F, M, B and Stub1.1
Pen cap has an inner cap to insure a perfect seal to prevent the nib from drying out when not in use.