Answer:
(Fatwa: 875/875=M/1429)
The cotton socks do not have the conditions necessary for masah; therefore masah shall not be valid on them. The imamah of a person who does masah on his cotton socks is not right; you should not pray salah behind him.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
