Mountainsmith Lumbar-Recycled Series Vibe TLS R Backpack 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 Zippered main compartment, interior zippered hanging pocket, zippered front panel with key clip Bright yellow lining promotes visibility and 3M reflective highlights; Zippered front panel with key clip. Made from 100 percent recycled water and beverage bottles; four bottles were used to make each bag