The Symphony line features nanotechnology that allows us to bring to you some first in-class stunning new features. Features/Details -Anti-slip rubberized bottom made with top quality silicone for extra protection. -26mm padding - underlaid heavy duty YKK zippers - bow and accessory packets - four carry handles - four side protective rubber feet - padded backpack straps and shoulder strap - 10.5 lbs - available in two colors : Charcoal and Olive.