Transport your pet with ease in the SHERPA Ultimate On Wheels pet carrier! This stylish pet carrier features recessed wheels for easy-glide motion and a padded, adjustable shoulder strap that can be converted into a pull strap, making travelling with your pet a breeze. The small safety flag draws attention to the carrier while in use. The duffel pet carrier is airline approved and included in the Guaranteed On Board program (restrictions apply). The patented spring wire frame in rear of bag pushes down to conform to aircrafts\' under seat dimensions.