Reversible Running leggings

Never worn only tried on lost receipt so I can't return them. Just trying to get back some money back of what I spent on it. .Very stretchy . Reversible black/blue . Has reflecting gap sign so when you run at night .Very beutiful bright Cobalt blue Features . Contoured slimming seams . Hidden pocket I'm usually a Medium in leggings but these are very stretchy so they could also fit a Medium