The "Double Happiness" symbol is a traditional chinese wedding symbol. Original illustration by fat*fa*tin. Easy to customize with your own text and image. Can be used as a save-the-date / thank you / invitation / announcement postcard for weddings, engagements and anniversaries. You can write your own address at the back and send it as a postcard or customize it with your own photo (back) and mail them as a flat card in your own envelopes.