Ah, I've just Googled 'Kong' and it's exactly that keberoxu! I must have misheard Ann (the neighbour) when she explained what they were.

Steve, the husband, brought out a lovely framed photo of their old border collie who had died a few years ago. He had tears in his eyes and I could see he still grieved for his old dog.

Both Logie and Molly are taken to training classes and are very obedient and a pleasure to be around (and very, very funny!)