Bismillahir rahmanir rahim.
Ummul Momineen Aisha Radi Allahu Anha se rivayat hai ki RasoollAllah Sallallahu Alaihi Wa sallam ka bistar Chamdey (leather) ka tha aur usmein Khajur ki Chaal bhari huyee thi.
[Sahih Bukhari, Vol6 6456]
Narrated Mother of the Believers ‘Aisha may ALLAH be pleased with her: The Bed mattress of the Prophet Sallallahu Alaihi Wa sallam was made of a Leather case stuffed with Palm fibres.
[Sahih Bukhari, Vol 8, Book 76, No. 463]