1. Material: silicone, aluminum alloy, PC, and ABS. 2. Surface technology: polishing and sun pattern. 3. Dimensions: 91*90*95 mm. 61g in weight. 4. Chuck range: between 60 and 85 mm. 5. Fits phones with a screen size of 3.5 to 6 inches. 6. Air outlet is the applicable mount. 7. A sturdy and user-friendly gravity car holder