Abrasion-resistant ballistic nylon provides strength and durability over day-to-day use and throughout your travels. Our ballistic nylon outlasts regular polyester and nylon two to one. | 1680 denier 70/30 ballistic poly/nylon Reinforced padded handle Padded laptop sleeve Ergonomic padded back straps Accordion file section Multiple organizational pockets Laptop sleeve: 11.5′h x 12.5′w x 1.75′d Dimensions: 16′h x 18′w x 8′d; Approx. 2304 cubic inches Bags not intended primarily for use by children 12 and under.