More easy and safe to driveEasy to put phone on and offIt can be installed on car steering wheel, bicycle handlebar, and other small cylinder.Never block you to turn your steering wheel and bicycle handlebar.Very convenient to use phone to make and answer callReject Bluetooth or wired earphone

More easy and safe to driveEasy to put phone on and offIt can be installed on car steering wheel, bicycle handlebar, and other small cylinder.Never block you to turn your steering wheel and bicycle handlebar.Very convenient to use phone to make and answer callReject Bluetooth or wired earphoneCompatible with: iphone 4,4S,5.6 Samsung S4 i9500, Google, HTC, Nokia, Size: 14.5x4x2cm(approx)Color: Black