Stick Anywhere Multi Surface Car Mount for the Apple iPhone 4 (sku 9439) Super strong grip, works on most clean dry surfaces. Requires a flat area approx 70mm diameter so sucker grips. No adhesive discs, friction mounts or screws. Removable. Washable reusable suction cup. 10cm sturdy arm with Apple iPhone 4 dedicated clip in cradle. All function areas accessible. Idea for cars, vans, motorhomes, caravans, truck cabs, home or office. This arm with the new PU base creates a VERY secure grip on almost all flat areas.