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. Lining, Zipper And Strap Are Not rPET. Water & Stain Repellent Fabric. Isothermal Compartment (6L). Phone-Camera Action Pocket. Bottle Opener. Water Bladder Compartment To Transport Water And Make Drinking Convenient And Efficient. Reflective Elements For Road Safety. Laptop Compartment, Up To 15.6". 2 Elastic Side Pockets With Safety Strap. Ventilated Horizontal Back Pads & Shoulder Straps. Emergency Whistle. Waterproof SBS Zipper.