Featuring an innovative 3-in-1 design, soft-sided pet carrier is airline-compliant, made with premium built-to-last materials, and can also be used as an everyday travel bag and mobile pet bed. Bonus Leash: Shoulder strap converts to an extra strong leash.Flexible Rear Frame: Rear pocket insert can be removed during plane travel to allow pet carrier to comply with the sizing requirements of smaller aircraft. Built-in Tether: Interior leash attachment clips to your pup’s collar to keep them inside their pet carrier. Folds Flat for Easy Storage: To collapse, unzip the front opening, lift up the dog bed, and detach from the velcro. Then fold under each end of the pet carrier to lay flat. Large: 18" L, 11.5" W, 11.5" H (up to 25lbs)