We put a charlie dog (chip) i think it was called over a maguigan bitch we had at the time i didnt want to do it because i wanted a black over her but me mate had lossed his charlie dog to ground and wanted another so he did the lineing through all sorts of shapes.and sizes tiny things but did the job the small ones was really really game to game for there size but there was.one big black dog perfect in size and stamp rough coated he was hell of a dog 10/15 foot dig regular never moved an inch stayed for hours and wasnt a soft dog more of a hard mixer if you get what i mean lost him on a littl