Fit most of the smart phones‎,‎ iPhone 4‎,‎ 4S‎,‎ 5‎,‎ Samsung Galaxy‎,‎ Nokia‎,‎ Easy to put phone on & off‎,‎ Can be installed on car steering wheel‎,‎ bicycle handlebar & other small cylinder‎,‎ Hold your phone nearer for easy operate‎,‎ Convenient to make phone call & answer call while driving‎,‎ Never block you to turn your steering wheel and handlebar‎,‎ Material‎:‎ ABS‎,‎ Never block you to turn your steering wheel and bicycle handlebar‎,‎ Very convenient to use phone to make and answer call‎,‎ Size‎:‎ 14.5x4x2cm‎(‎approx‎)‎‎,‎ Package size 7.5 x 17 x 2.5 cm