All fabrics made from recycled content, resulting in 59% reduction in the carbon footprint compared to a conventional nylon pack AirCushion foamless back panel promotes airflow, helps reduce pressure points, and supports moisture-wicking for enhanced cooling Digi harness pocket perfectly fits earbuds, transit passes, Chapstick, and other daily essentials and keeps them secure and easy to access Padded, contoured shoulder harness with removable sternum strap if you want to run the harnesses clean Large panel loading zippered access to main compartment and separated front compartment Externally accessed, padded laptop sleeve RHUNE 28