Mini design, stable and durable, permanent magnet, alloy material, strong magnetic force. High-quality silicone surface, non-slip solid, does not fall off. No harm to your phone and safer Designed with aluminum alloy outer ring, anti-oxidation, thread texture, beautiful and stylish Phone holder can be posted everywhere, easy to take and put, just one hand to achieve navigation High-precision cutting and polishing the appearance of the arc, frosted and oxidized, comfortable and smooth 0.4mm ultra-thin magnetic sheet, fit closely to the phone, not loose even driving on the bumpy road Car magnetic phone holder is compatible with most smart phones, mobile cell phone, GPS, PDA devices Specification: Material: Aluminum Alloy Item Size: 33.6*9mm(Diameter * Thickness) / 1.32*0.35in Compatible with: iPhone Samsung Sony Huawei etc. smartphones Compatible with: Universal Models Package included: 1 x Magnetic Car Mount Holder Other item not included