WILTON: Print-Your-Own Invitations Kit: Happy Day. This kit makes it easy to make your own invitations that have a custom-printed look! Each card features a glitter-accented vellum pocket with a delicate ribbon and rhinestone bow. Overall measurements are 8-1/2x5-1/2 inches. Complete kit contents include twenty-five invitations and envelopes; twenty-five reply cards and envelopes; and three test sheets. Imported.