David Hearn wrote:

I classed that as my local sheds... specifically, I've tried B&Q and
Homebase - but limited stock, and nothing really that we like.

If you find a good source, I'd be interested. I have some unattractive
tiles in my kitchen, which I won't be able to replace for some time. I'm
considering using tile paint (white), and a few attractive transfers might
help to dress it up a bit.