Built to take on work or workouts with compartments for tunes clothes and a laptop. 600D poly/420D dobby poly Two main compartments Fleece-lined top drop-in digital media/audio pocket with headphone exit port Dual-side zippered pockets Back panel side-entry laptop sleeve Deluxe organization panel Adjustable sternum strap Laptop sleeve: 19 h x 11.5 w x 2 d; fits most 17 laptops Dimensions: 24 h x 14 w x 7 d Capacity: 2 350 cu.in./38.5 L Weight: 2.6 lbs./1.2 kgNote: Bags not intended for use by children 12 and under. Includes a California Prop 65 and social responsibility hangtag.