Cookie Policy

Effective Date: 21 September 2015

1. We use cookies.
A cookie is a small file of letters and numbers that we put on your computer. Our site’s functionality may be limited if you do not accept cookies.

2. What are they used for?
Cookies are widely used to make websites work, or work more efficiently, as well as to provide information to the site owner or others. Session cookies are temporary cookies that remain in the cookie file of your browser only until you leave the site. They allow websites to link your actions during a browser session. Persistent cookies stay in the cookie file of your browser for longer (though how long will depend on the lifetime of the specific cookie). For further information on cookies, including how to use your browser to block them, visit:

3.1 Cookies are used on this site for the following purposes:

VWO uses cookies to run tests and to track user information for website optimisation. More information on VWOs cookie and data retention policy can be found at

Google Analytics cookies
Google uses cookies to track website usage and provide analytics. More information on Google’s use of cookies and the data they collect can be viewed at

Sumo uses cookies to provide functionality like welcome messages, popup bars and other site functionality, and to remember which of these have been presented to you. More information can be found at

Ektron is an ecommerce platform operated by Episerver, which provides functionality to our online shop. Ektron uses an cookie to track your movements from page to page and store your selections, allowing you to move between pages of the site quickly and without having to re-enter information or re-authenticate. Ektron also uses a persistent cookie (with a life of 30 days) to store your session ID and shopping cart contents. More information can be found at

3.2 By continuing to use our site, having seen our cookie notice, we assume that you consent to use of the cookies outlined above.