1. Made of ABS and soft protective rubber for better holding your phone firmly while protecting it.

 
2. Press the back with one hand to adjust the clamp range. The holder clamp can be expanded from 6.2cm to 9.2cm wide, which made it compatible with most smart phones.
3. Base and back each has a 1/4 inch screw holes,can connect to 1/4 inch screw of any device.
4. Soft rubber mat protect mobile phone from scratch.
5. This is a mobile phone accessory, apply to selfie stick, tripod mount, monopod and more.