SAGUARO 2 Pcs Universal Anti Slip Adhesive Mat Magic Car Dashboard Sticky Gel Pad for Smartphones Cell Phones MP3 MP4 PDAs GPS and other Electronic Devices Random Color Anti-slip mat, clings to your dashboard or center console and clings to anything that`s placed on it. your cell phone, sunglasses or anything that`s placed on the Sticky Mat will not slide off No adhesive or magnet needed and be place in your car, truck, SUV, boat or airplane leaves no residue, is reusable and be washed when it gets dirty. Washable and reusable. As with any gel product, avoid extreme hot conditions. Note: This pad is compatible with soft vinyl surfaces. Avoid use on surfaces that have a lacquered finish (i.e. wood and some leather). Also avoid use on cars with hard or painted plastic dashes.