BINGPET Adjustable Dog Backpack for Hiking Camping Travel Pack Outdoor Accessory Saddlebag, Red L Made with sturdy,super-tough nylon material,weatherproof and carefully double-stitched Size-Large-Neck girth is 28-32 inches,chest girth is 27-39 inches,Back Length is 12inches Convenient pockets for carrying food and water,Interior water bottle holder and mesh pockets Attached saddlebags feature an efficient weight forward design, two sides of the bag are detachable Let your dog feel a sense of purpose and refocus,helps to prevent barking,exercise and activity.