The Carlyle Tools Tactical Tool Backpack, No. TBBPSO, is made of 600D polyester material which provides a high-quality and long term use. Molle system design provides portability for attaching additional pouches and small items. The backpack features multiple components for organization and a hard bottom for strength and durability. It offers side pockets for a water bottle, a padded back, adjustable shoulder straps, and a padded laptop sleeve that fits up to a 13" laptop.