Abu Kabsha said the headgear worn by God's messenger's Companions was flat. (It is not clear whether the reference here is to headgear which was low and wide, or to wide sleeves. The former seems to be preferred. Cf. Mirqat, iv, 424.) Tirmidhi transmitted it, saying this is a tradition which is rejected.
Hadith Referenceمشكوة المصابيح / كتاب اللباس / 4333
Hadith Gradingالألبانی:لم تتمّ دراسته | زبیر علی زئی:إسناده ضعيف
Hadith Takhrij´تحقيق و تخريج: محدث العصر حافظ زبير على زئي رحمه الله` «إسناده ضعيف، رواه الترمذي (1782) ٭ أبو سعيد عبد الله بن بسر: ضعيف .»