Airline approved travel backpack and carrier for pets weighing up to 35 lbs. Features an ergonomic, telescoping handle, dual rolling wheels for easy maneuverability and integrated shoulder straps with comfortable padding. Made from water resistant material which can easily cleaned with warm water and soap.The carrier's combined dimensions comply with airline regulations. Some airlines require a bag's dimensions to be less than 45" while others accept carry-on sizes up to 55" combined. Be sure to double-check this size with your airline before flying.Inside pet enclosure measures 7"L x 11-1/2"W x 17-1/2"H with comfortable breathable mesh windows. Ergonomic grip handle measures 7/8"L x 5-1/4"W x 1-3/8"H with push-button operation. Overall, the rolling airline pet carrier measures 10-1/4"L x 16-1/2"W x 21-1/4"H, up to 40-1/2"H with a fully extended handle.