New without box.

 Please note that these sandals run narrow. 

A size 6  length is 9 1/4" and width is 2 7/8".

A size 7 length is 9 1/2" and width is 2 15/16". 

A size 8 length is 10" and width is 3". 

Both sizes 9&10 length are both 10 1/4" and width are both 3".