Imâm Sâlih bin Fawzân al-Fawzân
Question: A person wore two pairs of socks. He did Mash on the upper pair and afterwards took it off. Can he do Mash on the lower pair now?
Answer: No. If the garment Mash was done on is taken off, Mash is no longer valid. Observe! If the garment Mash was done on is taken off, Mash is no longer valid.