iNewcow Magnetic Universal Car Windshield Dashboard Mount Holder Mobile Phone Holder Best Grip+Magnetic Head+2PCS 3M Mounting Plates N-356 GOOD QUALITY - Magnetic Design + Powerful Grip + Reversible Head (Super strong magnetic hold, will not damage your device, can attach to windshield, dash or desk) EASY INSTALLTION - No tools required. Stick to windshield, dash or desk in 30 seconds or less. One-handed operation, and fully adjustable with 360 rotation and reversible head DRIVE SAFELY - With the Magnetic Mount Holder, your device is always on hand to see and hear from your windshield or dashboard whilst keeping your eyes on the road. Take calls, listen to music and follow GPS easily. (NOTE - never text, make calls, use apps or program GPS whilst driving) USAGE - Cool magnetic plate (circle and rectangle supplied) can either be fitted inside your phone, between the phone and its case (recommended) or adhered to the back of your phone or case THE DIAMETER OF SUCKER IS ABOUT 68MM.