Feature(may vary by option.)

●WORLD FIRST: Introducing the worlds first smart, microwave-to-erase-and-reuse notebook. Just Download the Rocketbook app for Android or iOS, Easy to setup in just 2 minutes.
●SIZES TO FIT YOU: Wave comes in Executive and Standard sizes. At 15.2 x 22.6 cms the Executive size is close to A5 (14.8 x 21 cms). The Standard size is 24.1 x 26 cms which is closest to A4 (21 x 29.7 cms)
●SEND NOTES ANYWHERE: Blast your notes to Google docs, Drobox, iCloud, Evernote, email and more.
●REUSABLE: Pop your Rocketbook Wave in the microwave to erase and reuse your notebook up to 5 times
●RECORD BREAKING: Rocketbook is the No.1 Crowdfunded Office product of all time on Kickstarter and Indiegogo. It also is the No.1 Bestselling spiral notebook on Amazon.com

[Standard]