1. Made of high quality plastic for better holding your phone firmly while protecting it.2. Design with cold shoes mount on top, you can use to attach extra video lights, flashes, LED lights or microphones.3. With 1/4 inch screw holes on the bottom and back, can be mounted on selfie pole, tripod, stabilizer, video slider & alike for smartphone video .4. Helps you filming steady video for Facebook , Periscope, and other streaming platforms.5. The holder clamp can be expanded from 6.5cm to 9cm wide, which made it compatible with most smart phones.Colour:blackMaterial:plasticPackage Contents:1 x Phone Clamp HolderOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.