The BOOX: Note Air snaps into the rigid plastic nicely, and remains secure. The overall quality of the Folio Case materials and design are good, and the magnetic open/close feature is a nice bonus. While this is the best case on the market for this device, they are asking for too much $$.
https://www.amazon.com/BOOX-Folio-Case-Note-Air/dp/B08S2T6BSV

