For two dogs (medium to large dogs): For two dogs, attach a single lead to the additional Power Coupler or Divider and you can let 2 dogs run while maintaining control of both dogs hands and control both dogs with a leash. Life is simple. No Tangle --- Enjoy the safety of our 360 anti-tangle accessory. You never have to worry about having crooked lines when leading 2 dogs and your dogs can roam freely. Adjustable Length --- Choose from the regular 11-20 inch or the extra 16-28 inch long runners so you can easily get two different sized dogs. The adjustable straps can be shortened or lengthened individually so that they can adapt to different dimensions even with different mating collars. Durable and Stable --- Made of extremely durable 1 nylon to keep your dogs safe. Durable and insensitive - made of extremely durable 1 nylon to keep your dogs safe. The dog range works with all dog collars. Reflective Design --- Use extra security at night with the shiny reflective stitching that covers the length of both lines. This double dog pouch gives you and your dogs a more comfortable and enjoyable hiking experience. Specifications: L-handleless, for medium to large dogs Color: black Material: nylon, chromed metal Packaging: 1 * dog leash, double leash