Mountainsmith Lumbar-Recycled Series Swift TLS R Backpack (Asphalt Grey) Made from 450d ReForge PET RipStop body fabric (100% Recycled) Removable shoulder strap and air mesh foam back panel; tuck-away waistbelt; two water bottle pockets and elastic rigging Made from 100 percent recycled ReDuraTM PET fabric Zippered main compartment, interior zippered hanging pocket, zippered front panel with key clip Bright yellow lining promotes visibility and 3M reflective highlights Removable shoulder strap. Fleece-lined eyewear pocket with cord port. Internal organizational dividers. Front panel water resistant zipper.