<p>Uses: The phone chest mount is suitable for skiing, fishing, cycling, motorcycling, and hands-free video narration. We do not recommend using it while jumping or running. Enabling your phone's "anti-shake" function will improve video recording.</p> <p>Great choice for POV/VLOG: The phone can be positioned horizontally or vertically. The J-hook design and long screw allow the phone to rotate 90°. The strap is easily adjustable, fitting over most winter jackets and accommodating a variety of body sizes.</p> <p>Stable structure: There are two non-slip rubber pads on the top and bottom of the phone mount.</p> Using the included mini wrench to attach the long screw to the J-hook mount, the phone clip will be at your adjusted angle, ensuring stable shots and preventing slippage. Quick Release: The J-hook smartphone chest strap mount can be easily installed and removed, taking only a second to disassemble. It's very convenient. Package Contents: 1 x Phone Chest Strap Mount, 1 x S-Adapter, 2 x J-hooks, 2 x long screws, 1 x universal phone holder, 1 x lanyard, 1 x mini wrench.