Go for an artsy and crafty birthday party design for your adult birthday party. Take this Chalkboard Birthday Value Park Swirl Decoration that you can include to your party chalkboard birthday theme party decoration. This features 12 hanging foil swirls that measure 22” and happy birthday-inspired cardstock cutouts that measure 5” and 7”. Match this with other Chalkboard Birthday Party Supplies for a fantastic coordinated theme.