It is narrated from Sayyidah Zaynab bint Jahsh (may Allah be pleased with her) that she had a basin of brass, and she said: "I used to comb the blessed head of the Messenger of Allah (peace and blessings be upon him) in it."
Hadith Referenceالمعجم الكبير للطبراني / مسند النساء / 20510