Arabic text
عَنِ ابْنِ عَبَّاسٍ رَضيَ اللهُ عنهُما قَالَ: قَالَ رَسُولُ اللهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: «البَسُوا مِنْ ثِيَابِكُمُ البَيَاضَ، فَإِنَّهَا مِنْ خَيْرِ ثِيَابِكُمْ، وَكَفِّنُوا فِيهَا مَوْتَاكُمْ».
Translation
Ibn ‘Abbās (may Allah be pleased with him and his father) reported: The Messenger of Allah (may Allah's peace and blessings be upon him) said: "Wear white clothes, for they are among the best of your clothes; and shroud your deceased in them."
Explanation
The Prophet (may Allah's peace and blessings be upon him) instructs men to wear white clothes and to shroud the deceased in it, as it is among the best of garments.
Source: HadeethEnc.com