Columbustore Backpack is a great product going out walking with your dog. It contains space for food, water and other gears. The belt can be adjust the size for the chest, and it is durable. There is a handle helping lift dog up and over obstacles This custom designed backpack is convenient and durable and is sure to leave your dog begging for more adventures Size Chart
M:Chest Size:27.5-32 inches, Stomach Size: 16-21.6 inches, Neck Size:20-23.6 inches Suitable Weight for Pet:39.3-61 pounds, Product Weight: 0.725 pounds
Size M fits for Samoyed,Siberian Husky,Afghan Hound,Bearded Collie,and American Staffordshire Terrier, etc.
S:Chest Size:22.8-25.2 inches, Stomach Size: 13.4-20.1inches, Neck Size:14.2-16.1 inches Suitable Weight for Pet:16.5-39.7 pounds, Product Weight: 0.6 pounds Size
S fits for American Eskimo Dog,Beagles,Kerry Blue Terrier,Kooikerhondjes,and Puli, etc.
Columbustore Outdoor Adjustable Dog Saddle Bag Large Capacity Dog Backpack with Reflective Stripe (Blue Medium) - B00TI11466