The Chums Woof Jam Waist Pack is the ideal hip pack for those who take their 4-legged chums everywhere. It features dual water-bottle storage sleeves for you and your best friend. Theres also a large interior pocket for storing treats, bowls, leashes, and food for your dog. A small interior pocket lets you carry your cash and ID, and an exterior sleeve with earphone portal and a clear window allows total access to your phone. The Chums Woof Jam Waist Pack is ideal for hikers and dog walkers and has an adjustable waist and drawcord-adjustable pouch. Imported. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Waist Packs.