Made of Combo: 100% RPET 230D Twill/RPET 190T Lining, Polyester Knitted Fabric Backing | 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, Handle, Inner Binding, Buckle and Padding Are Not RPET | Zippered Main Compartment | Adjustable Shoulder Straps And Web Carrying Handle | Front Zippered Pocket | Two Side Slip Pockets | Trolley Strap | Accommodates Most Laptops Up To 13" | Zinc Alloy Zippers | Polyester Webbing Zipper Pulls | Spot Clean/Air Dry | This Material Is Recyclable In Limited Facilities In The US. Consumers Should Check Their Local Recycling Capacities Before Placing In Their Recycling Bins.