-Mesh panels allow for plenty of ventilation so your pal can breathe easy, and roll-down flaps offer privacy. -Comes with a machine washable, faux-lambskin liner for stylish and comfortable traveling. -Designed with padded carrying straps and a detachable shoulder/pull strap for your comfort. -Fits under most airline seats thanks to the patented spring-wire frame in the back of the bag. -Approved for use on most major airlines and included in Sherpa's exclusive Guaranteed on Board program. Send me an offer, I’ll never decline!:)