12 oz./yd², 85/15 cotton/polyester concrete canvas, 45.9L; Two small interior zipper pockets ; Exterior front zipper stash pocket ; Adjustable and removable shoulder strap ; Sturdy grab handles with snap closure canvas wrap ; Expandable sides with snap closure for ease of carry ; Structured, padded bottom panel ; This product meets the following Sustainable Style subcategories:Sustainable Manufacturing: This product was made in a facility that has submitted assessment using Higg FEM, Higg FSLM, and HiggSocially Conscious Manufacturing: This product is made in a facility that is WRAP certified