(8) Girls It's A Sleepover Party Fill in the Blank Invitations - Red Decorated Envelopes - Vintage Stock Let the fun start with these Sleepover Party Invitations! "It's A Sleepover" is brilliantly written in bright colors on a pillow Includes 8 cards with bright red envelopes to stand out in the mail pile Hand print the party particulars fill-in style: Date, Time, Place, Phone. Measures: 5 1/4 x 4 inches. Vintage stock. No longer in print.