The Rocketbook Wave is available on GetRocketbook.com. Rocketbook Everlast is available on this Kickstarter campaign.
The Rocketbook Wave can is not endlessly reusable (reusing 5-20 times is realistic). The Rocketbook Everlast is endlessly reusable (reusing over 1000 times is realistic).
Both the Rocketbook Wave and Rocketbook Everlast work with Pilot FriXion pens.
The Rocketbook Wave can be reused by heating in your microwave oven. The Rocketbook Everlast can be reused by wiping the page clean with a moist towel. Don't put the Everlast in the microwave.
The binding and the cover of the Everlast are more durable since it's design isn't constrained to microwavable materials.
The Rocketbook Wave pages are a cellulose formulation. The Rocketbook Everlast pages are made of a waterproof synthetic poly blend.