Sunan Abi Dawud Book 35, Hadith 14
If anyone is presented some perfume, he should not return it, for it is a thing of good fragrance and light to bear.
There is no harm in fastening the hair with silk or woollen threads.
Abu Dawud said: It appears that he held the view that what is prohibited is the adding of the hair of women.
Abu Dawud said: Ahmad (b. hanbal) used to say: There is no harm in tying the hair with silk or woollen threads.
The Prophet (ﷺ) said: If a woman uses perfume and passes the people so that they may get its odour, she is so-and-so, meaning severe remarks.