TrustyPup Easy Explorer is a Guaranteed on-Board airline travel pet carrier compliant with most airlines specific rules and regulations allowing pet parents to travel with peace of mind. Designed for small dogs and cats the size of the carrier is 18 long x 11 wide x 10. 5 high. This carrier has a flexible frame to fit under most airline seats. Top and side entries unzip fully to quickly unload and load your pet. Locking zippers prevent your pet from clawing or pawing their way out when the carrier is zipped shut. Easy Explorer is great for air travel and for everything in between.