Well done to her, but, I am sure I have seen this exact thing for sale over the years many times?
Does anyone else remember seeing this and think it's not at all a new invention?
It could have been in those old school 'home innovation' home shopping magazines that get delivered around...
http://www.stuff.co.nz/business/small-business/69163780/taranaki-teen-lands-major-business-deal