3 Pack Dashboard Pads: The 3 pack adhesive mounting discs fit all 70mm diameter dashboard phone holders to adhere to the windshield and dashboard. 【Easy to Install】Note: This dashboard pad is not suitable for a waxed dashboard. Clean the area to be attached and keep it dry. ② When the tape is pasted, apply appropriate pressure evenly, please hold the tape for 10-30 seconds. ③ After pasting, it is recommended not to use it immediately, to maintain the stability of the subsequent glue, the better the effect is after 6 hours of pasting, the longer the pasting time, the stronger the adhesion. 3M Adhesive Pads and Compatibility: The adhesive mounting disc can be widely applied to car camera, car phone holder, GPS holder and more. High Quality Adhesive Discs: They are resistant to heat and humidity, and protect the adhesive surfaces from scratches, peel off easily without leaving any sticky residue. Package Contents: 3 x 70 Round Pads mm. Include 3 suction cup adhesives. Humanized Design