We're very excited about our brand new international premium cabin service — United Polaris SM first and business class — which offers comfort and relaxation for restful sleep in the sky. To make sure you know what to expect with United Polaris travel, see below for a few key reminders. You can learn more at united.com/Polaris.

1. Service

1. United Polaris service is now on all long-haul international flights.

2. Lounge

2. The first United Polaris lounge has soft-launched at Chicago's O'Hare airport.

3. Seat

3. New United Polaris seats will start taking flight in early 2017.

4. Amenities

4. Sleep focused amenities are now on board.

5. Cabin names

5. Cabin names have changed for our long-haul international flights.