We Sing in Circles $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". We Sing in Circles quantity Add to cart SKU: 762. Categories: Gardening, Sympathy - Healing. Related Products Once in a while, I dig in my heels $20.00 If Fences Were Flowers $20.00 Blue Columbine $20.00 Where the Heart Goes, Flowers Grow $20.00