Made Of 600D rPET. 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. PE Coated Aluminum Frame. Aluminum Bar Extends For Flat Chair Positioning Or Use As A Towel Rack. Headrest Flips Back When Not In Use. Pine Wood Arm Rests. 2 Side Pockets. Collapses Flat For Easy Travel & Storage. Adjustable Padded Backpack-Style Shoulder Straps For Convenient Carrying.