Where can I get one? I reckon it would work well for DS2's baptism (in December). And it could be handy for bfing. Or am I hopelessly sad? Can I buy a nice coat and use it as a coat afterwards? (I was looking at this, in the aqua or coal geo Boden one, for example. Or do I need to go for something 'purpose made' as it were? Where do I get them?