The 5.7" x 8.5" FUNCTION Erasable Notebook Set is the perfect office companion. This smart notebook features special erasable, reusable paper when used with erasable gel pen. Scan and share notes via text message and email with apps like Adobe Scan or Camscanner. Wipe pages clean with a damp towel and reuse over and over again. Features 15 white lined paper sheets, 15 dotted line sheets and undated weekly calendar page.