White nylon plastic polished to reveal a smooth matte finish.
About this Product
Pen not included. This sleeve is for Kickstarter backers of the Pen Type-A campaign. If you bought a USA made version of the pen at shop.cwandt.com, it'll fit, but it will not be a snug fit.
These sleeves sometimes comes with some extra powder in it, please make sure you get it all out. Video of powder removal -> https://vimeo.com/47323037