السَّلَامُ عَلَيْكُمْ وَرَحْمَةُ الله احسن الله اليكم I used to put a towel underneath my feet so that after I wash them in Wudhu I could put them on it without getting the floor wet. I stopped doing so because it would dry the plant of the feet. What's the ruling?

Ustadh AbdulAziz al-Haqqan

This is fine. Don't fall into OCD.