Neon Fiesta Birthday Thank You CardsNeon Fiesta thank you cards feature a black background with a fun sombrero, a margarita with lime and colorful banners. These are perfect for thanking guests for celebrating at your fiesta! Some features of our Birthday Invitations: Professionally printed on 80# cardstock paper so you feel the quality. An invitation in the mail is more fun to receive than an electronic invite! Easy to use because all you have to do is simply fill in and mail out. 20