A New Adventure $20.00 Inside Message Inside: feeds your hunger 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". A New Adventure quantity Add to cart SKU: 1184. Categories: Friendship & Support, Misc Occasions. Related Products Friends are the Fiber $20.00 A Friend is Like a Quilt $20.00 A Simple Thank You $20.00 Light a Candle $20.00