Airline Approved Cat Travel Carrier: This pet carrier is designed to meet TSA standards and is suitable for cats and small dogs up to 15lbs(7kg). Its size is 18''L x 11''W x 11"H (without wheels) making it perfect for travel. Swivel Easily & Wheels Do Not Fail: The BurgeonNest rolling pet carrier has a removable platform with 2 360° silent swivel front wheels, and 2 fixed rear wheels for added stability. This structure ensures your pet experiences a smooth and safety journey. Easy and Fast Disassembly and Assembly: The dog carriers for small dogs can be assembled and disassembled in just 10 seconds. The wheels snap on and off with the press of a button and the platform is securely fixed with high-end Velcro. Comfortable and Safe Materials : This cat/dog carrier has 4 mesh windows that provide fresh air and ventilation. Our dog carrier airline approved also comes with a cozy mat to keep your pet comfortable. The inner safety strap and self-lock zippers prevent unwanted escapes and the side storage pocket is perfect for pet treats and toys.