?2 Sizes 4 Colors?Please follow the size chart (refer to the picture of the size) to measure your dog carefully before you place the order to ensure the harness is fit well with your dog.We are professional pet manager, if you encounter any problem while using, never hesitate to send email to us and we will make it all right for you. ?Handle&V-ring?Camping dog pack have top handle will redirect the dog forward motion and allow you to control the puller with few effort and training your dog to walk beside you. And the top of this dog saddle backpack harness has an aluminum V-ring, can be attached a dog leash to keep your partner close to you and have more control. ?Capacious side pockets?Suitable for carrying water, dog food, treats, toys, and you can put your phone, keys, Each side pouch comes with an exterior horizontal umbrella pocket with cross-bungee cords for strapping on extra gear. 4 colors and 2 sizes available for selection to fit more dog breeds. ?Multi-functional design?Dog backpacks for hiking the front straps can adjustable dogs neck and adjustable belly straps with UTX-Duraflex quick release buckle; YKK zipper molle system on the backside can add more items you want; The hiking dog backpack magic sticker ID panel can change patches according to your favor. ?Durable Material?This dog saddle bag backpack is made of high quality 900D Nylon and zippers material with neat stitching and soft padded lining to prevent chafing for your dog's skin and hair with a comfortable fit. Dog hiking pack suitable for medium & large Dog.