The Bone Tie 4 Phone Mount is designed for smartphones with screen sizes from 5.8 to 7.2 inches. It can be attached to various handlebars, baby strollers, and shopping trolleys, offering flexibility and compatibility with different bike handlebar sizes. Made from eco-friendly, flexible organic silicone, it provides full-screen access and is easy to attach, detach, and maintain. This universal phone mount is a practical addition to your daily routine.