40 sheets (7 1/8 in x 10 in). Very cool Spiderman folding stationery with 40 sheets of 5 designs, repeated 8 times. Simply sign your John Hancock, or Melissa Ethridge or Wile E. Coyote, fold, afix stamp, and mail the sucka! Write a note to Spider-Man, then fold it up and stick it in the mail! Fully illustrated, ready to be folded envelope on one side, lined notebook paper graced with Spider-Man illustrations on the other