This 3-in-1 item can be used as an over-the-shoulder carrier, a car seat, or a booster seat and is perfect for pets up to 12 pounds. It has an adjustable shoulder strap and front zippered pockets as well as mesh side pockets to hold all of your pet"s accessories. Top can be unzipped and rolled back and held securely with hook and loop strip. Belt loops sewn into the rear of carrier can be attached to car seat belts. The carrier also folds flat for storage.