Mu`awiyah (May Allah be pleased with him) reported:
Messenger of Allah (ﷺ) said, "Do not ride on saddles made from silk or leopard's skin."[Abu Dawud]. (RU)
App reference (RU): Book 4, Hadith 33 (RU)
Arabic/English book reference (RU): Book 4, Hadith 811 (RU)