Title, description and image doesn't show on facebook's sharing page
I tried everything and the title, description and image doesn't show on facebook's sharing page.
http://www.misionmisericordia.com/shop/fr/57-cardigan-femme-reyna-bleu.html
Even with the calling URL, it doesn't work:
http://www.addthis.com/bookmark.php?v=250&winname=addthis&pub=ra-4f8e0aac376f260d&source=tbx-250&lng=en-US&s=facebook&url=http%3A%2F%2Fwww.misionmisericordia.com%2Fshop%2Ffr%2F57-cardigan-femme-reyna-bleu.html&title=Misericordia%20-%20Maille%20Reyna%20Bleu%20Marine%20Femme%20en%20coton&ate=AT-ra-4f8e0aac376f260d/-/-/4faab338e3f78562/1/4fa9c8e2020cbd71&frommenu=1&ips=1&uid=4fa9c8e2020cbd71&ct=1&tt=0
I really need your help understanding what's happening?
Thank you