They were just not the right size for me. They were worn a few times inside only. These shoes are super light also. Here are the measurements. They measure 29.5cm inside the shoe from the toe to the heel and they measure 31cm on the sole of the shoe from the toe to the heel.
COQ SAINT FERDINAND CVS. Le Coq Sportif. Womens Apparel Size Guide. Place measuring tape under your bust and around your ribcage, making sure it sit at the same height on the back as on the front. This will give you your bust size.