Double Dip $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". Double Dip quantity Add to cart SKU: 702. Categories: Food, Hearts. Related Products It’s not Which Way We Face $20.00 The Beet Grows On $20.00 Chocolate for My Bud $20.00 Champagne $20.00