The most advanced Heavy-Duty Waterproof and Shockproof iPhone 6S Bicycle Mount available. <br><br> The holder is waterproof and weatherproof， with iPhone fully operable while inside the case. <br><br> Featuring such advanced technology as sound boost， microvent sealed speakers and mic， and over 90% sensitive touch screen， this iPhone 6 bike holder is made with a performance rider in mind. <br><br> Use your iPhone 6 Plus safely while biking on any terrain and in any weather while enjoying the added protection of the silicon shock-proof case， 360-degree reinforced rotation mechanism， and case-in-case design eliminating the hassle of undressing your iPhone to place it in the holder. <br><br>