The Unicode character U+2007 refers to the "Figure Space," which is a whitespace character intended to be the same width as a digit, specifically the numerals in a font. It is designed to provide a consistent space equivalent to the width of a numeric digit.

Copy Figure Space

You can copy Figure Space here and use it wherever you like

Unicode U+2007
HTML Entity  or  
LateXNot a standard command
CSS\u2007