James Slipper has spoken about the lengthy process behind his decision to make a comeback to the Wallabies at the age of 37.

James Slipper has spoken about the lengthy process behind his decision to make a comeback to the Wallabies at the age of 37.

Recently retired Australia prop forward James Slipper is set for a shock international comeback, with the 37-year-old eyeing a fifth Rugby World Cup on home soil next year.