Rugged, 600D Cordura(R) Nylon Construction With Heavy-Duty Vinyl Base; Contoured, Adjustable Shoulder And Sternum Straps; Padded 15 Inch Laptop Sleeve; Security Pockets Inside And Out With Heavy-Duty YKK Zippers; MOLLE Compatible PALS Webbing For Accessory Attachment; Limited 1 Year Warranty