Gartner Studios When your friend, sister, or relative ties the knot, every detail must be perfect. Ensure that guests of the wedding, anniversary, or engagement party receive the gratitude you feel in your heart with the Thank You Cards & Envelopes 50 Pack by Gartner Studios. These high quality cards are constructed on brown cardstock and are embellished with stunning gold birds against white floral detailing, alongside text which reads "Thank You." The interior has plenty of space for you to write a message to your friends and family for an extra personal touch.