Twitter cards not apearing

[multitecgr]

Hi, as I am setting up a new website and added card. It’s valitated ok but when I share card does not show
example
http://www.multitec.gr/presta3/printers/10-samsung-sl-m2022-laser-880608575508.html

[ePirat]

Indeed, it seems for some reason your card does not seem to work but it should. Maybe @andypiper or some other Twitter Staff member could have a look at why it isn’t working?

[andypiper]

This card is showing up fine.