Weighted metal base, anti-skid silicone,Sprayed aluminum，ABS

WEIGHTED ANTI-SLIP BASE: This cell phone stand for desk is equipped with a weighted base, and an aluminum alloy rod that makes a lower centre of gravity. Therefore, this cell phone stand is stable enough to support all smartphones, such as iPhone 12/12 Pro/12 Pro Max/12 Mini/iPhone 11/11 Pro/Max/X/MAX/XR/8/8P, Note 10/9/8/Plus, S10/S9/S8, Switch, iPad Mini,iPad Air,small tablet, etc.(NOTE: IT MIGHT NOT SUITABLE FOR DEVICES OVER 10 INCH) HEIGHT&ANGLE ADJUSTABLE: This cell phone stand holder is in accordance with ergonomic design. The height can be easily adjusted between 7.1in-8.5in(1.4in adjustable range), the angle is adjustable between 5°~85°, providing you comfortable viewing angle which helps to fix your posture and reduce neck & back strain.(Tips: for big size devices, PLEASE LOWER THE HEIGHT AND ADJUST A SUITABLE ANGLE TO GET BETTER STABILITY.) ANTI-SLIP DESIGN: The pad back and the bottom of this cell phone stand are fully covered by anti-skid silicone, which can provide maximum protection for your device from any scratches and slide.