The CupFone Two View with Extension phone holder was created for users that would like to have the option to raise their phone 4” to view it in either portrait or landscape mode. This product is ideal for those who prefer a higher viewing range and a wider viewing angle when using navigation apps.The CupFone Two View with Extension phone holder fits phones that measure approximately 2 7/8” wide at its smallest, and can stretch all the way out to 6 3/4” at its largest. Stop straining your neck and give your CupFone Two View the boost it needs, while viewing it in the mode that you want!