Made of 300D Heathered rPET with 210D Polyester Lining. Made From Post Consumer Recycled Materials. Recycled Polyester (rPET) is Obtained By Melting Down Existing Plastic Bottles And Other Material Sources To Create New Polyester Fiber. Zipper, Side Web Pocket, Pen Loop, Lining And Buckle Are Not rPET. Adjustable Padded Shoulder Straps With 2 Carrying Handles. 2 Zippered Main Compartments With Padded Back. Front Double Zippered Organizer Compartment For Accessories With Inside Zippered Pocket Protected By RFID Shielding Material Sewn Into Lining. Front Double Zippered Pocket. Inside Zippered Pocket. Side Pocket. Top Zippered Screen Cleaning Fleece-Lined Pocket For Cell Phones, Etc. 2 Front Zippered Pockets. Trolley Sleeve. Accommodates Most Laptops Up To 17". Sternum Strap For Secure Fit. Spot Clean/Air Dry.