Cards are 4.5″ x 6″. Each package includes 15 cards and 15 envelopes. Cards are made exclusively for Pandas International by Erica Vojnich (https://www.etsy.com/shop/ArtworkByErica). Inside of each card reads “You know Dasher and Dancer, Prancer and Vixen, Comet and Cupid, and Donder and Blitzen But do you Recall the most famous reindeer-panda of all? Peppermint Panda wishes you holidays full of love and sweetness”. Limited stock!