White nylon plastic with a matte finish and slight grainy feel.
About this Product
Peabody Boards Sparky FC Case - Bottom
This case should have the same footprint as Openpilot CC3D and Revo cases designed by Jes, and should fit into the same clip system.
Clip is available from here - http://www.shapeways.com/model/343053/coptercontrol-and-cc3d-base-clip.html