Arkon Adhesive Dash Car Phone Holder Mount for iPhone X 8 7 6S Plus iPhone 8 7 6S Galaxy Note Retail Black Mega Grip phone holders side grip arms close to 2.25 inches and open to 3.25 inches Apple iPhone X 8 7 6S Plus 8 7 6S compatible, even with cases Mount to flat surfaces using either semi permanent adhesive or screws Lifetime limited warranty