This wall tile by Heljä Liukko-Sundström is called 'Sammakko' (The Frog). It is from 1989.
It is a sharp square with 12 cm sides (4,7in).
The last pictures show this wall plate togeter with some other plates of the same size by Heljä Liukko-Sundström.
Manufactured by Arabia Finland.
Condition: Very Good
Signed: Heljä Liukko-Sundström