ARC'TERYX ASTRI 19 Arc'teryx Astri Backpack Capacity: 19 liters This product is now discontinued. The adhesive on the zipper has come off, so it is being sold as junk. There is a feeling of use, but I took good care of it, so there are no problems with using it except for the zipper part. Astri 19 Backpack Color: Black Size: Height 44cm Width 26cm Depth 14cm Capacity: 19L Material: Surface: 100% nylon Coating: 100% polyurethane (excluding decoration) N400r-AC nylon 6 ripstop Weight: 420g