A wearable collar device having an integrated collapsible bowl for containing water, food, treats and the like. The device can also be used to carry keys, bags, etc. The bowl is flattened during storage and use and can be expanded to contain liquids. The collar includes a body and a pair of opposed elongated ends adapted to be tied around a pet's neck. The ends allow the collar to accommodate a range of neck sizes. The bowl is defined by a sheet of material folded in a unique manner. The fold lines allow the bowl to be collapsed into a consistently flat form.