Cat sitting in window, looking outside. "Thinking of You" is sentiment. Inside is blank to add your own words. Good to give to your favorite cat person, friends, or relatives. Set of 3 cards includes high quality envelopes. Size 4.25 x 5.5 inches. Colors will always vary. My cards are created using thick, durable cardstock, with a waterproof design, for a high quality finish. Additionally the paper is acid and chlorine free. Made in a non-smoking environment.