Dee you put them in oil to protect the coat as it grows...some do it instead of wrapping, some do it and also wrap the coat...
a pup topknot you only use a very small amount of hair and a bow that is in proportion of his/her head usually a 5/8"...an adult is far different topknot than a pup and usually a 7/8" bow...
here is a slideshow that will help with adult top knots
http://purepaws.net/Top_Knots_files/...#slide0001.htm