Construction Vehicle Birthday Thank You CardsConstruction Vehicle Thank You Cards thank you cards feature diggers and dump trucks with caution construction colors to match. A perfect way to send loads of thanks. 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 included 4. 5" X