This is a 5 x 5 flat note that is perfect for kids thank you notes! We are happy to customize with more or less photos. Colors can also be changed. Printed on our polpular cardstock or matte photo paper. Please specify which paper you prefer when you send in your photos. Thank you notes do come with envelopes. Sold only in sets of 25. Price is per set! Please email with questions. Special thanks to Michelle Prince for use of portraits you may visit her website at www.michellestudios.com