Product Description Product composition : 59% Ocean Impact Plastic fabric, 17% other recycled material, 24% non-recycled materials (zipper, foam, buckles) Volume : up to 31 Liter Dimensions : 16.9" (expandable to 26") x 13" x 6.3" (H x W x D) Weight : 2.5 lbs Removable 15" laptop sleeve Compression straps Padded back Length and height adjustable chest strap Inside zipper pocket Luggage strap Waterproof construction with high-frequency welded seams TPU backside and PU face side coating PFC and PVC free Clean with a microfiber cloth with warm water and neutral soap Do not wash in washing machine, tumble dry, iron or dry clean