At time it is necessary to restrain pets. Many pet restraining devices are uncomfortable for pets and some may injure pets. The Double loop auto-adjust pet restraining device applies a uniform pressure around the entire perimeter of the neck when a pet is retained in the neck area. A second loop of the Double loop auto-adjust pet restraining device can be utilized to restrain the body or torso of a pet, the device applies a uniform pressure around the entire perimeter of that body area. The Double loop auto-adjust pet restraining device uses a design that enables pets to be restrained in a very humane way.