Suitable for chest circumference 13.78-17.71 inch (35cm-45cm) pets, Awesome user-friendly design ,Curvature of the crop,Perfect fit dogs bodyAdjustable shoulder strap and abdominal fixed strapsCarries food, water, and gear for you and your pet wherever you goLightweight, contoured design for comfortable fitPet Dog Self Mini Backpack Carrier Bag,Take Dog's Belongings By Dog Itself,Funny and Cool Outside when Walk The Dog Product Name:Dog Backpack with Training Lead LeashProduct Feature:Easy to put on and take offLightweight, contoured design for comfortable fitCool and cute design,comes with leashAdjustable chest belt and quick-release buckleMachine washable, but hand washing and air drying are recommendedSaddle bags with training lead leash, it is convenient and bring you more funPackage:1 x Pet Backpack SuitKindly Reminder: Size may be a little deviation due to manual measurement;Colors may be a little different due to different monitor display,thanks for your understanding