Egg poacher for 3 eggs - unmarked - simple but rare model made of aluminum

Egg poacher for 3 eggs - unmarked - simple but rare model made of aluminum with hanging part to hang in the pan of boiling water.

Tray dia. 7 cm., height 2,5 cm. (without the lid with holes).

Dented here and there but in good condition.

If available, you will find additional information here.