Asher Yatzer On Klaf Leave a comment Blog: Diary of a sofer: See the issues that Rabbi Michaels deals with on a daily basis. November 22, 2017 Here is a beautifully written Asher Yatzer on klaf. It is 8.5 inches wide by 9.4 inches high. It’s cost is $170 and since it is written on a custom basis it requires up to two months to order.