These are standard size pillowcases. There aren't any dimensions given for these on the Jack Dempsey website, they only state that they are standard sized.
~Kristi @ ECS
Posted by: Kristi @ ECS on 10/19/16
I have a set of Jack Dempsey standard size pillowcases to embroider and I measured one (before washing) and it is 19 1/2" x 30".