Moomin Valley muurla Enamel Mug cup(370 ml) w/Box Lovely Super Rare F/S | eBay
Muurla Twirl Enamel Mug, black – Touch of Finland
Moomin Shop United Kingdom - The enamel mugs from Muurla of Finland come in three sizes. There are also plates, bowls, tumblers and a coffee pot. You find them all here: https://moomin.co.uk/collections/muurla