Reflective webbing and details on front panel as well as shoulder strap|Interior name label|Adjustable sternum strap with safety whistle|Non-padded laptop sleeve|Organizer pocket|Mesh side pockets|Easy-to-grab rope zipper pulls BLACK: 600D Recycled Polyester, Ripstop with water a repellent finish, bluesign® approved material.|DEEP LAKE: 600D Recycled Polyester, Plain weave with water repellent finish, bluesign® approved material.|FOREST FRIENDS: 600D Recycled Polyester, Plain weave with print and water repellent finish, bluesign® approved material.|NATURE VIBES: 600D Recycled Polyester, Plain weave with print and water repellent finish, bluesign® approved material.|WOODLAND FLORAL: 600D Recycled Polyester, Plain weave with print and water repellent finish, bluesign® approved material.