May one apply oil to one's foot while it is inside a new leather shoe or sandal on Shabbat?
Synopsis
Applying oil to the foot while it is inside a new shoe causes the oil to soften and process the leather, which is analogous to tanning — a biblical-level forbidden labor. All authorities prohibit this.
More in Dyeing on Shabbat
May a person experiencing lower-back discomfort anoint himself with a mixture of oil and vinegar on Shabbat?
4 opinions
May a person experiencing lower-back discomfort anoint himself with plain olive/regular oil on Shabbat?
5 opinions
May one anoint with rose oil (shemen vered) on Shabbat?
3 opinions
Is anointing one's entire body and receiving a full-body massage on Shabbat permitted for pleasure?
3 opinions
May one scrape/scratch one's body with a designated scraping implement (strigil) on Shabbat?
4 opinions
May one first apply oil to one's foot and then insert it into a new shoe on Shabbat?
4 opinions across 3 eras
Related from other topics
May one raise one's voice during the Amidah if one cannot concentrate while whispering?
Kavvanah in Prayer
Does the four-amot waiting requirement apply when one intends to pray a second prayer at the same spot rather than returning to one's original place?
Waiting Between Prayer and Eating
Does the requirement to juxtapose Redemption to Prayer apply on Shabbat?
Shaliach Tzibbur — Prayer Leader
Should one keep one's feet together while standing in the place where the three steps conclude?
Priestly Blessing
Is it permitted to roll the Torah scroll while it is still inside its case/tik?
Aliyah Priority and Honor
Does the prohibition against delaying one's meal past the sixth hour apply even if one tasted something in the morning?
Hand Washing and Water Requirements
Discussion
Discussion coming soon.
The Daily Law
One question. Every opinion. Every morning.
A new halakhic question and the full spectrum of rabbinic thought, delivered daily.