This is a Large sized Shockoe Bottom in a custom pour from Mckenzies pen works.  The pen has deep blues with some transparency, white, and a nice shimmery teal color swirled within.  The pen measures 143 mm capped and 130mm opened.  Diameter of the cap is 17.75mm with a nice rounded profile, the body diameter is 15.75mm 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.  This pen can be used as an eye dropper pen with use of silicone grease on the threads. Pen also comes with a Rickshaw bag works pen sleeve.