Cookie - what and why

Cookies are small data files that are saved by your browser. There are a variety of cookies for different purposes. Some cookies are absolutely necessary for the service to function at all, e.g. to keep track of the contents of your shopping cart, or for the payment systems to work. Others are there, e.g. so that we can see if our marketing is working. We also use e.g. Facebook Pixel that makes it possible to measure the effect of ads on Facebook and Instagram.