Part of the stylishly capable Sojourn Family of travel packs and luggage the Sojourn Porter 30 marries the comfort of a backpack with the simplicity and storage capacity of a duffel all in one attractive durable package. Whether you're tossing it in a car shouldering it on a train or carrying it on a plane padded sidewalls protect your belongings. Updated Straight Jacket straps compress contents to a smaller size. An AirScape backpanel keeps you cool and dry as you move through your day. The add-a-bag strap connects this pack to your wheeled luggage. Daylite and Farpoint/Fairview daypacks are compatible. Osprey Sojourn Porter Travel Pack 30L Features: Carry-on size (rules and restrictions may vary, please check with your chosen airline) Heavy-duty bluesign approved, recycled high tenacity and ballistic materials Comfortable AirScape backpanel with tuckaway harness and hipbelt Unique Straight Jacket compression provides extra padding and load control TSID luggage registration included with each piece Interior mesh and liner pockets for organization