Large Breathable Waist PocketHelps to reduce stress and effectively protect your waist. It can store smartphones, bottles, keys, cash, cards, trash bags and other essentials. Ideal for hiking, running. It is compatible with iPhone 13 Pro Max, Samsung S21 and other smartphones. Adjustable strap (63/24.8 inches to 122/48 inches) that can be fully adjusted to fit your size. Hands-free or Hands-freeEnjoy a hands-free leash for dogs who want you allows you to use your hands freely without feeling restrained by your dog's movements. It can also become a one-handed dog leash or a double dog leash in seconds, if you prefer The comfortable control handle on the bungee cord will allow you to hold the dog firmly and easily when it is necessary to keep him out of trouble Or get more direct control and prevent fights between your dogs. Double Bungee CordIf you have a big dog, you need a leash that absorbs bumps and lets you control it without interrupting your stride . Double spring and stainless steel clamps absorb all the jerks and lunges from dogs weighing up to 100/220 pounds; helping to reduce back strain and the risk of injury. Our leash can stretch up to 250. Safe for Night UseThere are bright reflective threads on the pocket and on the leash, enjoying a hand-free leash for driving which offers greater visibility and increased safety.