This pack is great and has so many features. I never really used it so it's gotta go. Features Hidden tech pocket on back panel has pockets for power bank and phone, cord organizer and pass-through top clip for cords on shoulder strap or to laptop sleeve for charging Padded 15 in. laptop and tablet sleeves in main compartment Main compartment features zippered pocket with key fob and additional organizer pockets for cords, pens and small items Padded, ergonomically shaped shoulder straps with adjustable sternum strap and safety whistle, plus a padded back panel Reflective hit on bottom lash point adds low-light visibility TPU-coated gear loops and lash point for bike light attachment Side stretch-mesh water bottle pocket Best Use Travel Bag Style Backpack Gear Capacity (L) 21.5 liters Gear Capacity (cu. in.) 1,310 cubic inches Number of Exterior Pockets 2 + main compartment Laptop Compartment Yes Fits Laptop Size (in.) 15 inches iPad / Tablet Compartment Yes Carry-On Yes Material(s) 300-denier dual-diamond heather ripstop/500-denier poly RPVB coating Dimensions 19 x 13 x 5.25 inches Weight 1 lb. 7 oz. Gender Women's Sustainability Contains recycled materials