This is a Large sized Shockoe Bottom in a Jonothan Brooks Fubuki Koi material.  The pen is white with striations of a semi transparent grey/black with shimmer throughout the dark veins.  The pen measures 140 mm capped and 127mm opened.  Diameter of the cap is 18mm with a nice rounded profile, the body diameter is 15.5mm and tapers down to allow the pen to post.  You will have your choice of a #6 Jowo polished nib.  The pen also comes with a standard international converter, and Rickshaw bagworks pen sleeve.  This pen can be used as an eye dropper pen with use of silicone grease on the threads.