The bedding on which the Messenger of Allah ﷺ and his family used to sleep was made of leather stuffed with palm fibers.
حدثنا عبد القدوس بن بكر قال أخبرنا هشام عن أبيه
كان ضجاع رسول الله ﷺ الذي كان يرقد عليه هو وأهله من أدم محشوا ليفا
Its isnad is sahih, mentioned previously at 25605.