Citroen C4 Picasso (13-18) for cars with a full size spare wheel:Rezaw-Plast boot liner, black, no. RZ230141.
Boot mat Citroën C4 Picasso II - C4 Spacetourer PE/TPE | Car Parts Expert
Car Boot Liners for Citroen C4 C5 C6 Citroen C4 Picasso C4 Aircross All Weather Cargo Trunk Liner Auto Protector Liner Mat Tray - AliExpress
Boot mat Citroën C4 Picasso II - C4 Spacetourer PE/TPE | Car Parts Expert
Citroen C4 Picasso 2013 - 2018 Custom Dog Mat - Titan Covers
Buildreamen2 For Citroen C4 Picasso 2008-2018 Car Tail Tray Boot Liner Rear Trunk Mat Carpet Floor Cargo Pad Mud Kick - Cargo Liner - AliExpress
Boot liner to fit CITROEN C4 2020 onwards - BootsLiners
Amazon.com: LadyCent Car Boot Liner Mat for Citroen C-Elysee C4 C5 AIRCROSS C6 C4 Picasso, Car Trunk Mat Auto Tail Boot Tray Liner Carpet : Everything Else