Send friends and family near and far completely adorable postcards of cats as they play with, roll in, and chow down their favorite snack of choice -- catnip.If you believe cats are nothing but grace and sophistication, then you've never seen a cat on catnip! Inspired by the bestselling book, Cats on Catnip, this deluxe postcard book includes 20 postcards (2 cards of each design). Professional pet photographer and self-confessed crazy cat man Andrew Marttila's brilliant photography captures a variety of breeds with purrrrsonality as they live the high (ahem) life.