Kensington 62530 Contour Balance Notebook Computer Roller Bag Up to 30% lighter than traditional rolling bags for easier lifting and pulling Convenient features like a detachable shoulder strap, luggage strap and accessory hook make traveling easier Contour system is exclusively endorsed by the American Chiropractic Association (ACA); Contour panel and padded shoulder strap increase comfort and reduce fatigue DropShield padding and SnugFitTM sleeve protects most notebooks up to 15.4" Fully retractable telescoping handle, lay-flat grip and concealed wheel system for a sleeker look, in black.