Silver Series 15 BohemianTwilight size eight nib.Step up your writing game with the size eight nib fountain pen. This pen from the Silver series is designed for the discerning writer who appreciates both style and functionality. this pen is perfect for slipping into your pocket or bag, or displaying on your desk. The pen is fitted with a size 8 medium tip size Polished steel Bock nib and large capacity TWSBI ink converter, see last image for a size comparison with a K5 converter, ensuring a smooth