Whether you use this calendar to keep tabs on when your milk is going to go bad is up to you. The Expiration Calendar YYYY is a useful piece of art for your home that lets you visualize an entire year through stamped expiration dates. Simply jot down important info on the included sticky notes and slap them up on the dates you need to remember. You won’t need to buy a new calendar every year since the Expiration Calendar YYYY is functional regardless of year. It measures 27″ x 39″ and is printed on 100lb text weight uncoated bright white stock. We say just use it for important events and smell your milk.