1LARGE SPACE: The main compartment of the dog training waist bag is large enough to accommodate most necessities, such as dog treats, answerers, toys, etc. Adjustable waist belt fits waist circumference from 23 inches to 49 inches. 2BOTTLE HOLDER DESIGN: Open the zippered pocket on the left side of the dog training waist pouch to release the bottle holder, which can hold up to 750ml, 25oz bottles (not included). When not needed, simply zipper it closed to hide it. 3POOP BAG CARRIER: Dog training treat waist pouch adds a small metal hook to carry used waste bags, hands free. There is also a dog poop bag dispenser for new garbage bags. Suitable for puppy classes, trips, runs, walks, and hikes. 4INTERIOR ZIPPERED POCKET: Inside the main compartment of the dog walking waist bag, there is a 7 inch wide zippered pocket to safely store your belongings, enough to hold your cell phone, ID, credit cards and cash. 5MULTI FUNCTIONAL: Extra D ring for hands free dog leash or other accessories. Reflective strip on the front for safe dog walking at night or early morning. Main pocket has a buckle for keys and other items. 1 xDogTrainingWaistBag Item Type: Dog Training Waist BagMaterial: Polyester, MeshColor: Gray