Microsoft Surface Go /Go 2 /Go 3 Slim Case with Pen Holder | ProCaseExclusively designed for Microsoft Surface Go 3 10. 5 inch (2021 released), Microsoft Surface Go 2 10. 5 inch (2020 released) and Surface Go10 inch (2018 released); NOT compatible with any other devices Built with a Surface Pen Holder, accessing to your surface pen conveniently; Also compatible with Surface type cover, BUT Surface Type Cover NOT Included Ultra slim and lightweight hard back adds minimal bulk while protecting your precious device