Upgrade your pet to first class and travel safely from road to sky with Mr. Peanut's WanderWell Series Introducing WanderWell, a premium airline compliant pet carrier by Mr. Peanut's, offering a durable and stylish design with a number of features to make your travels safe and comfortable with your pet. Featuring an innovative 3-in-1 design, every soft-sided pet carrier is airline compliant, an everyday travel bag, and a mobile dog or cat bed—plus, it comes with a bonus extra strength leash. Maximum Exterior Dimensions 18.5" L, 11.75" W, 11.5" H (up to 25lbs) Interior Dimensions 18.2" L, 11.5" W, 10.2" H Luggage Sleeve: Keep your pet secured on your suitcase with an adjustable luggage sleeve. Teslin Resin Mesh Siding: New-and-improved mesh siding is even stronger and tear resistant. 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 Leash: Interior leash tether attachment clips to your pet's collar to keep them inside their pet carrier. Bonus Leash: Shoulder strap converts to an extra strong leash. Rear Pocket: Store your pet's travel essentials in one place. Waterproof Bottom: Our pet carrier is leak proof in case your pet has accidents along the way. Washable Fleece-Lined Pet Bed: Simply remove our extra thick fleece bedding and & wash on a gentle cycle. Hang dry. 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. Our pet carriers comply with the in-cabin sizing and 3-sides of ventilation requirements of most major airlines, and fly regularly on both USA and International routs with Delta, United, British Air, KLH, American, Southwest, JetBlue, Alaskan, Spirit and Allegiant to name a few.