Based on obligatory precaution, the loincloth must cover the area from the navel to the knees; and it is better that it cover the area from the chest to over the feet. Furthermore, based on obligatory precaution, the shirt must cover the area from the top of the shoulders to the middle of the calf; and it is better that it reach over the feet.
As for the full cover, this must be long enough to cover the entire body; and the obligatory precaution is that its length must be long enough for both ends to be tied, and its width must be wide enough for one side to overlap the other. Ruling 560.* The obligatory quantity of the shroud (kafan) mentioned in the previous ruling must be taken from the estate of the deceased if someone has not donated it.
In fact, even the recommended quantity of the kafan – up to a limit that is common and normal, and taking into consideration the status of the deceased – can also be taken from the estate of the deceased. However, in case the deceased’s heir is not bāligh, the recommended precaution is that one should not take more than the obligatory quantity of the kafan from the estate.