Thaabit radiyallahu anhu relates that Anas radiyallahu anhu showed us a large wooden cup, which was lined with metal, and said, O Thaabit, this is the cup of Rasoolullah sallallahu alaihe wasallam (FR)
English reference (FR): Book 28, Hadith 186 (FR)
Arabic reference (FR): Book 29, Hadith 195 (FR)