?MULTIFUNCTIONAL BAG?You can carry snacks and water for the pups if you run long distances! The waist belt has enough room for holding your smart phones,water bottle, keys, money, cards, treats, poop bag and other essentials. You will fall back in love with running again because this running dog lead with waist belt makes it so easy and hands free!. ?Adequate Running Room for Dog? The waist dog lead has a ton of elasticity and it could adjust from 124cm(48.8")to 180cm(70.87"), can withstand tensions up to 50kg easily; while the waist belt is adjustable from 72cm(28.3")to 118cm(46.46") to various waist sizes. ?Visible at Night?Reflective stitching on belt, lead and waist pouch provides greater visibility and safety in low light, which provides the secure environment of running, walking, jogging with your lovely dog. ?SLEEK and STURDY?More heavy-duty stitching on the waist lead and upgraded zinc alloy D-rings that rotates around the dog running belt keeps the dog right where you want them. ?HANDS-FREE CONTROL? With Heavy-duty Traffic Handle design, ETACCU hands free dog lead provides added control when needed,the dog running lead keeps you and your dog safe on walks and runs. It is fantastic for running with your dogs!.