Because for some reason with think they are something the "dirty" europeans use for washing their "bits" rather than using them sensible for washing their feet - the kind of view that was featured in Carry on Abroad and survived into the Brexit debate lol
When my Spanish ex Mrs told me she doesn’t often use toilet roll and uses one I looked at her in horror.
“What else do you not do, shave your armpits ya dirty cow!?”