Coreal Mobile Phone Chest Mount Harness Strap Holder Cell Phone Clip Action Camera POV for Samsung iPhone Plus etc Adjustable straps fit over even the largest winter jackets Easy clip in and take out,adjustable shooting angle, press the shutter release to shoot Note:special adjustable clamp and lock function ,The supported phone width is about 2.0 to 3.1 inches.Suitable for most 4 - 5.5 inch mobile phones Usage occasions: skiing, fishing , biking, motorcycle ,Hands-Free for commentary on the video NOTE: This product is made from Coreal store sale, Other Sellers to buy the product will receive a fake. Coreal store with 30 days money back or replacement if you are not 100% satisfied with our product, and 12 months free warranty.