Converting it from a carrying case to in-car mount is quick and easy. The Adjustable buckle attachment suspension system converts from a shoulder strap and securely mounts to any headrest. Mount it between the seats for a shared video experience or behind one headrest for personal viewing. The Mounting system quickly detaches, converting into a portable carrying case as soon as needed. The Sturdy hook-n-loop harness is built into the main compartment and safely secures you DVD player while in use or stored.