A pet leash accessory and storage bag which attaches to various leases on the market. The bag includes a front upper pocket for storing hand sanitizer. The bag provides a front lower storage pocket with an opening at the top of the pocket for placement and storage of a roll of disposable unused pet waste bags and a vertical opening in the center of the front lower pocket for dispensing the perforated unused pet waste bags individually. Additionally, this leash bag contains a hollow interior housing which stores a nylon waste containment pouch. The nylon waste bag can be extracted from the housing for temporary storage of the used pet waste bags. The nylon waste containment pouch is attached by its upper corner to the main housing to provide hands-free containment of pet waste.