Heartbreaker Valentine Birthday Thank You CardsHeartbreaker Valentine thank you cards festive cards feature a Valentine heart and Cupid's arrows plus beautiful detailing of evergreens in the background and red + black buffalo plaid! Some features of our thank you cards: Professionally printed on 80# cardstock paper so you feel the quality. Teaches children how to send a meaningful handwritten note Easy to use because all you have to do is simply fill in and mail out 10 cards and 10 white envelopes