I've looked at that guide, thank for the link. Unfortunately it is only telling you the blindly obvious fake details. The fake I had was scarily good. The wash and warning label was on the waistband, like originals and there was a logo on the zipper pull. I don't remember the other details of mine. I wouldn't buy from any ebay seller now, if i wanted an ergo I would only get one from an authorised retailer, the safety of carrying a baby/child isn't worth saving a few £ or $