Simple and functional, we really planned ahead with our A9 enclosure. Two pre-cut slits accommodate our - a smart way to hold all your invitation pieces beautifully in place. Choose a complementary for a perfect fit and mail it off in a coordinating . That's a sophisticated invitation. Great for birthday and anniversary parties, showers, and of course, wedding invitations. Click "alternative view" to see how this enclosure can be used and embellished. Size - 5 1/2" x 8 1/2" folded Sold in packs of 10 When designing, remember that darker colors may rub off on lighter colors. Consider using a layer (such as tissue) between the different colors.