To enhance your experience with our site, many of our web pages use “cookies” and shopper IDs. Cookies are text files we place in your computer’s browser to store your preferences. Cookies, by themselves, do not tell us your e-mail address or other personal information unless you choose to provide this information to us. However, once you choose to furnish our site with personally identifiable information, this information may be linked to the data stored in the cookie.
Here is a list of cookies that we use. We’ve listed them here so you that you can choose if you want to opt-out of cookies or not.
_ga, used to distinguish users, persistent for 2 years
_gid, used to distinguish users for a period of 24 hours
_gat, used to throttle request rate during 1 minute
dc_gtm, used to throttle request rate during 1 minute
AMP_TOKEN, Contains a token that can be used to retrieve a Client ID from AMP Client ID service persistent for a period of 30 seconds to 1 year
gac, Contains campaign related information for the user, persistent for 90 days
__utmt, used to throttle request rate, 10 minutes
__utmc, not used in ga.js. Set for interoperability with urchin.js. Historically, this cookie operated in conjunction with the __utmb cookie to determine whether the user was in a new session/visit, end of browser session
__utmv used to store visitor-level custom variable data. This cookie is created when a developer uses the _setCustomVar method with a visitor level custom variable. This cookie was also used for the deprecated _setVar method. The cookie is updated every time data is sent to Google Analytics, 2 years from set/update
w3tc_referrer, This cookie is set by W3 Total Cache plug-in for sites based on the WordPress content management system. It is used for performance optimisation.