Thank You Cat Postcards - Set of 12 $ 10.00 Default Title - $ 10.00 Quantity This product is currently sold out. Please fill in the form below if you'd like to be notified when it becomes available. Sweet little cat postcards to say thanks. Set of 12 4.25 x 5.5 in. Professionally printed on a glossy thick card stock & packaged in a cello sleeve. All postcards in this set feature the same design. Traditional postcard back.