Postcard quote "There is no key to happiness"

HappyWeSisters - There is no key to happiness, the door is always open. Card printed in France in small quantities on Shell 350g coca kraft paper. A 114x162 mm kraft envelope is supplied with each postcard. Paper weight: 350 g Card width: 10 cm Card height: 15 cm Black ink printing Please note that cards and envelopes come assembled in a blister pack.