Product description: Waterproof mobile phone holder bicycle, mobile phone holder. The shell of the bicycle mobile phone holder is waterproof and hard, there is also a waterproof silicone seal inside. And there is a reserved hole on the bottom for you to charge or listen to music while driving. Thanks to the swivel joint, the mobile phone can be swivelled 360° in any direction. The smartphone holder has a transparent TPU window for sensitive touch screen operation and easy access to all smartphone functions. (The touch ID of the home button does not work over the cover). Mobile phone holder design with headphone jack to enjoy beautiful music or make calls while driving. It attaches not only to the handlebar, but also to the top tube or the centre rod. It is built-in shock-absorbing silicone pads, keep your phone from scratches and reduce vibration. Product description: Material: hard PVC + plastic. Colour: black. Suitable for bicycles / mountain bikes / road bikes / downhill bikes / electric bikes with a handlebar diameter of 22-28 mm. The universal bike holder is compatible with GPS devices up to 6.7 inches compatible with iPhone 12 Pro Max, 11 Pro, Pro Max Xs XR X8 7 7s 6s 6 Plus, Huawei P30 Pro 10 Pro, Samsung Galaxy, Note, LG, HTC, Sony, Nokia, Nexus.