Picture Puzzle IQ Test: Find the mistake in the stack of shoes in 5 seconds!

There is a stack of different kinds of shoes in the picture that was shared above.  

Readers are challenged to identify the one error in this image within five seconds. This challenge will put your ability to pay attention to detail to the test.  

This is the beginning of your time! Examine and comprehend the image thoroughly. Have you identified the error?  

Time is running out, so hurry up. Look closely at the picture; you may be almost there in identifying the error.  

The time is up. Congratulations to the readers who were able to identify the error.  

For those who were unable to, the solution is shown above.  

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