Window cards made simple with Cling Rubber Stamps! Window Cling Rubber Stamp by Art Impressions is a 2½” square that will help you create beautiful Window cards. Art Impressions 2 ½” squaring coordinating cling rubber stamps (sold separately) Simply stamp the Window design on the front side of your card, cut the window, then stamp your design on the inside of the card. The front window will open to a heartwarming scene & framed with a lovely sentiment. Try using Spectrum Noir pens, watercolor pencils, Smooch™ inks or glitter embossing powders to create stunning card making projects, scrapbooking pages other paper craft projects! The possibilities are endless with these wonderful 2 1/2” square Cling Rubber stamps by Art Impressions.