First it was ‘the dress’, then it was the shiny legs or white paint, now 2016 has served up another fashion optical illusion.

These flip flops, made by Havaianas, are dividing the internet as people cannot decide whether they are in fact white and gold, or blue and gold.

Or something else all together.

Havaianas have now waded into the argument, officially confirming the shoes are blue and dark blue, but that doesn’t seem to have put an end to the growing feeling that everything we know is no longer true.