You only need the Ink Pad inserts if your ink pads are smaller in size.
•Stamp It TM
•Archival TM
•Brilliance
•VersaMark TM
•VersaColor TM
•Sea Brights
•Picture Perfect TM
•Adirondack
•Crystal
•Stazon
•Distress Ink by Ranger TM
•Ancient Page
•Ancient Page mini (2 per slot)
•Impress
•Darcies Ink It Up
•Ranger TM
•Palette
•Fabrico
•Dee Gruening Blending Box
•Sea Brights
•Smaller/older style inkpads from Stampin' Up TM
•smaller/older style Exclusive Inks TM from Close to my Heart
Please Note: The ColorBox (thick style) will not fit in the PortaInks.