Sharp AQUOS Crystal Dashboard/Windshield Car Mount Holder for Phones & PDAs Up to 3.8inches Wide - Black Easy clamp system grips phone in place and release-lock mechanism locks the neck of the mount for sturdiness Suction cup with release-lock button conveniently attaches to dashboard, windshield or any other smooth surface and easily removable 360 degree swivel/turn base Industrial strength clip with rubber pads can hold phones up to 3.8 inches wide