heart d’ oeuvre $20.00 Inside Message Blank Inside Packages of Heartstrings® cards are shrink-wrapped and sold in sets of 10 cards with envelopes. The actual card size is 4 1/4" x 5 1/2". heart d' oeuvre quantity Add to cart SKU: 10060. Categories: Food, Hearts. Related Products Champagne $20.00 My Heart Bleats $20.00 We Grow Together $20.00 Starve a Cold, Feed a Retreiver $20.00