Used see pics. Small marks on front of the backpack An update to our classic Tamangito Pack, the Atom Tote Pack 20L is for those who want a smaller-fitting pack with removable tech storage that's capable of covering technical terrain. Fair Trade Certified™ sewn. 100% Recycled Polyester With PFC-Free DWR Finish All fabrics, spacer mesh and static mesh are 100% recycled (stretch mesh is 84% recycled), body has a PFC-free DWR finish (durable water repellent coating that does not contain perfluorinated chemicals); pack volume is 20 liters Padded 13" Laptop Sleeve Removable padded sleeve fits laptops up to 13" and has a secure zippered pocket to hold pens, cords and other desktop items to ease transitions from work to play Breathable Back Panel And Hydration Hanger Hydration hanger, pass-through access and breathable back panel are as ready for the trail as the daily commute Tech-Friendly Features and Organization Front stash pocket holds small items and keeps valuable close at hand