A 360-degree double carabiner includes an outer-carabiner, an inner-carabiner and a swivel joint including a swivel cylinder and two locking pins. The outer-carabiner is enabled into a horizontal hole, the inner-carabiner is enabled into a vertical hole, the two locking pins are enabled into two smaller holes of the swivel cylinder to lock the outer-carabiner and the inner-carabiner to the swivel cylinder. The 360-degree double carabiner includes an outer latch, wherein one end of the outer latch is fixed to a proximal end of the outer-carabiner and another end of the outer latch rests on a distal end of the outer-carabiner. The 360-degree double carabiner includes an inner latch, wherein one end of the inner latch is fixed to a proximal end of the inner-carabiner, another end of the inner latch rests on a distal end of the inner-carabiner.