Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
abudawud:4171Muḥammad b. Jaʿfar b. Ziyād > Sharīk > Sālim > Saʿīd b. Jubayr > Lā Baʾs Bi-al-Qarāmil > Abū Dāwud Kaʾannah Yadhhab

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.  

أبو داود:٤١٧١حَدَّثَنَا مُحَمَّدُ بْنُ جَعْفَرِ بْنِ زِيَادٍ قَالَ حَدَّثَنَا شَرِيكٌ عَنْ سَالِمٍ عَنْ سَعِيدِ بْنِ جُبَيْرٍ قَالَ لاَ بَأْسَ بِالْقَرَامِلِ قَالَ أَبُو دَاوُدَ كَأَنَّهُ يَذْهَبُ إِلَى أَنَّ الْمَنْهِيَّ عَنْهُ شُعُورُ النِّسَاءِ
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قَالَ أَبُو دَاوُدَ كَانَ أَحْمَدُ يَقُولُ الْقَرَامِلُ لَيْسَ بِهِ بَأْسٌ