About this item 【Adjustable Bike Phone Holder】: This bike mount adopts height adjustable arm & 360° rotatable ball joint design. You can freely adjust the phone to any angle and height that suits your preference. Also, The phone holder could work both in portrait & landscape position. 【Sensitive Touch Screen & High Quality】: TPU material is more durable. the transparency and sensitivity of the touch screen allows you to keep your phone clearly visible during riding. and watch the screen clearly and operate it, such as recording routes, making calls, etc. 【Waterproof Protection】: The bicycle phone holder is support adopts fully enclosed design, it can protect your mobile phone completely against splash water, rain, snow, mud, sand and dust. There is no need to worry about damage your mobile phone. 【Universal Compatibility】: Works with virtually any iPhone, Android smartphone, GPS-devices between 4 and 6.7 inch wide. Suitable for the handlebars of motorcycle, bicycle, treadmill, baby stroller with diameters from 0.9 "(22mm) to 1.1" (28mm), 【AFTER SALE GUARANTEE】: We are committed to the whole-hearted service for each customer and takes the responsibility for your bike phone holder purchasing, Please If any questions, just let us know, you will get a reply within 24 hours. For customer’s satisfaction is our pursue!