Inspired by the popularized Etch A Sketch toy from the 60s’, this funky 'memotty' iPhone case comes with a magnetic pen that lets you jot down quick notes or doodle on the board provided on the back of the case. To erase a memo, simply slide the magnetic eraser bar from one side to another. Now available via online retailer sirobako for ¥980 JPY (approximately $13 USD.)