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This optical illusion of a pair of flip flops is making people question their sanity: 'Thought my brain was playing tricks'
![Remember the colour-changing dress of last year? Now people can't decide on the colour of these flip flops Remember the colour-changing dress of last year? Now people can't decide on the colour of these flip flops](https://www.thesun.co.uk/wp-content/uploads/2016/11/nintchdbpict000271887657.jpg)
Remember the colour-changing dress of last year? Now people can't decide on the colour of these flip flops
What colour are these thongs? Havaianas just spoiled our fun and told us the answer | news.com.au — Australia's leading news site
![20 mind-bending optical illusions you won't understand | Color illusions, Black and blue dress, Illusions 20 mind-bending optical illusions you won't understand | Color illusions, Black and blue dress, Illusions](https://i.pinimg.com/736x/d0/e5/92/d0e592cc8dabda1c2a7492a6e39c8db9.jpg)
20 mind-bending optical illusions you won't understand | Color illusions, Black and blue dress, Illusions
![What Color Are These Flip-Flops? Slippers Causes Same Debate As Famous Optical Illusion Dress...Some Say Its Black And Blue, Others Say Its White And Gold - MojiDelano.Com What Color Are These Flip-Flops? Slippers Causes Same Debate As Famous Optical Illusion Dress...Some Say Its Black And Blue, Others Say Its White And Gold - MojiDelano.Com](https://mojidelano.com/wp-content/uploads/2016/11/img_3037.png)