Suction Cup Car Windshield and Vent Mount for PDA Smart Phone iPod iPhone Blackberry and treo - Universal fits everything from 50mm. to 90mm (1.9 to 3.5 inches) Universal design works with all PDAs! Compact and lightweight design (25% smaller than other products) Vent clips adjust to variable widths to accommodate most any vehicle vent system horizontal and vertical. Strong Flexible Windshield Mount that holds up to 10 pounds PDA is held tightly in place with Soft Cushioned side Grip Jaws (Min 50mm. Max 90mm Width for PDA or Smart Phone or iPod)