4-Pole Mission original plastic case (enclosure)

Hello,
I am searching for a original one plastic white with the creepy dog head in front… (special édition i suppose…)
a plastic one!
If somebody…(s)he will be my friend;
and if someone is searching for a Shruthi with Polivoks filter (in metallic case…) i have one i can exchange…;
Muz
Pierre