This universal bike phone holder is designed for motorcycles, made of PC+TPU material, and features a quick mount and ultra lock system for secure phone mounting. It is compatible with most phone cases and has a weight of 50g. The size of the holder is 82*60*42MM. Please note that the 1 inch socket arm is not included. To use, stick the adapter to the center of your phone case, do not stick it directly to the phone.