BM WORKS Slim3 Bike Mount Medium Size Black - Secure Bicycle Phone Case Holder with Plug Holes for Earplugs For iPhone 6, 5S, 5C, 5 ,4S, 4 , Google Nexus 5, 4 , Samsung Galaxy S4 , HTC One Mini, Desire 320, Desire 510 , Motorola Droid Ultra, Droid Maxx, Droid Mini, Moto E, Moto G, Moto X, RAZR Maxx Smartphone Bike Mount with clear touch screen window and Plug Holes for earphones/battery charger at the top and bottom Simple and Secure mounting system with Dual Safety Lock mechanism that protects your phone from falling while riding Easy to install without any tools, Installable on Normal size-25.4mm bar/stems and up to Oversize-31.8mm bar/stems Product is not waterproof since it offers Plug Holes. However, the material is waterproof Please see the Product Description to decide which size is the right fit for your phone