Petsfit Dog Travel Camping Backpack Saddle Bag Rucksack Dog hiking backpack dimensionsFits dog size, Medium - chest size: 54cm-81cm; Large - chest size: 65cm-97cm.For Medium dogs up to 50lbs with adjustable strape Keep your pet comfortable:With 2 adjustable chest straps and 1 neck strap can reduce the situation of sliding Multi-functional backpack for dogs:ideal for dog hiking, camping, long trail walks, backpacking trips, traveling or everyday use With pockets:Two pockets for storing all of your dog's travel essentials such as food,treats,toys,first-aid supplies and travel bowls. Note: The dog pack handle is not used for lifting up your dog