4pcs Car Grip Pad Non Slip Sticky Anti Slide Dash Cell Phone Mount Holder Mat Great for Cell Phones, GPS, Garage Door Openers -- SECURE object to your dashboard or console. Use dust or oil from your hands to lower the tackiness on the phone side if necessary. Clean with soap and water to renew stickiness. EASY. This non-slip dash pad holds your radar detector in-place so you do not have to worry about it sliding around while you drive. No glue used so no residue left on your dash board or devices on the mat.