Attachable Easily attach the Black Harp phone holder to the center bar of the bike handles. The band has several closure points for varying widths. Convenient Right at your fingertips during a workout session. The silicone material is also flexible which can stretch to accommodate most size phones. 360 Rotation and Removable The ball joint on the band allows the holder to be fully rotational and can pop off when needed to view closer. This allows you to view your phone from vertical or horizontal angles. Made of Silicone The Black Harp phone holder is made of 100% Silicone which has a number of extraordinary properties. Durable: Silicone is highly durable and retains its shape and flexibility, making it a particularly reliable material for use in critical applications. Flexible and Secure: Ability to stretch or bend to be compatible with other products and have a grip to hold securely in place.