The Sojourn Porter 46 is a versatile travel backpack designed for carry-on convenience, maximizing storage and comfort. It features internal StraightJacket straps for secure compression of belongings and an AirScape backpanel for enhanced ventilation. The bag also includes an add-a-bag strap for easy attachment to wheeled luggage and is compatible with Daylite and Farpoint/Fairview daypacks. Its durable fabric construction ensures longevity. Key features include Wingjacket Protection for gear safeguarding and bag compression, a Stowaway Harness & Hipbelt for quick conversion to backpack-style carry, a stable, close-to-body AirScape Backpanel for comfort and harness storage, and interior mesh and liner pockets for organization. Additionally, it comes with a TSID Luggage Registration system to aid in recovery if lost.