Santa $20.00 Inside Message Message Inside: namastree 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". Santa quantity Add to cart SKU: 1061. Category: Christmas - Holiday. Related Products Going Downhill Without You $20.00 Oh What Fun It Is to Ride $20.00 Christmas to the Core $20.00 Vitamin XC $20.00