While the Wave does feature real paper, its erasing functions make this reusable, hybrid notebook five times more eco-friendly than traditional notebooks. Reduce waste and get organized with the Rocketbook Wave notebook. Rocketbook Wave provides the freedom of a traditional pen and paper notebook. You can instantly upload your notes to the cloud using the mobile app for iOS and Android. See HOW IT WORKS . If you write your notes with the Pilot FriXion pen, you can simply erase the pad by placing it in the microwave (it must have a turntable and the pad must fit comfortably in it) and use it again. Rocketbook Wave is available in two sizes but this is an executive size: 22.5 x 15 cm. Specifications: 80 pages of fine paper microwave safe erasable and reusable up to five times negotiable bond finely dotted pages