Size B, C Seat Pan - For classic Aeron chair - Colour code: 3D01 Carbon black Atlas headrest · Amethyst (Code 3D10) –

·                     Amethyst (Code 3D10) – color name and code not confirmed

You can find more information from Living Edge website:

Upgrade your workspace with the iconic Herman Miller Sayl Ergonomic Chair

and a smooth tilt mechanism

It installs underneath the seat pan and is compatible with both Aeron Classic and Aeron Remastered models

Size B, C Seat Pan - For classic Aeron chair - Colour code: 3D01 Carbon black Atlas headrest · Amethyst (Code 3D10) –Please note: This product is not from Herman Miller, but from a third party manufacturer. Aeron classic replacement seat pan for Aeron classic chairs size B (Medium), C (Large). The color is black 3D01 Carbon black It can be used for both Remastered or Classic Aeron chair. Note: If you're interested in purchasing more than 1, please contact me for a customized postage price. Thank you!