Cesar Millan Pack Leader Collar™ Training Collar of the Dog Whisperer Medium, Blue

There’s nothing more therapeutic for a dog than having a job to do, and carrying a backpack is that job." Many dogs feel unfulfilled because they do not have "jobs." Sizing Information: Measure around the deepest part of your dog's chest to determine size. Small: 20 – 30" (61 – 91 cm) approx. 20-40 lbs. (9-18 kg) Medium: 24 – 36" (61 – 91 cm) approx. 40-90 lbs. (18-40 kg) Large: 32 – 44" (81 – 112 cm) approx. 80-120 lbs. (36-54 kg) Get your Dog Backpack today to fulfil your dog's need to work and take your dog walks to the next level!