Usage Occasions - The Pellking phone chest mount is ideal for skiing, fishing, biking, and motorcycling, providing hands-free video commentary. It is not recommended for shooting video while jumping or running. Enabling your phone's anti-shake feature enhances video quality. Great Choice for POV/VLOG - The phone can be positioned both horizontally and vertically. The J-Hook design allows for a 90-degree rotation, and the adjustable strap fits oversized winter jackets and a variety of body sizes. Stable Structure - The phone holder features two non-slip rubber pads at the top and bottom. By securing the long screw to the J-hook with the provided mini wrench, your phone will remain stable at the desired angle during shooting. Quick Release - This smartphone chest strap mount with J-HOOK allows for easy installation and removal of your phone, enabling disassembly in just one second for added convenience.