Bucket offer on the Viking Grace going from Stockholm to Turku. Finnish supermarkets often give buckets as a gift as part of promotions, as they seem to be heavily sought after by Finns.
<a href="//commons.wikimedia.org/wiki/User:Nemo_bis" title="User:Nemo bis">Nemo bis</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>