Watertight, crushproof, and dust proof Open cell core with solid wall design - strong, light weight O-ring seal Automatic Pressure Equalization Valve Stainless steel hardware and padlock protectors Comfortable rubber over-molded handle Personalized nameplate service available Unconditional Lifetime Guarantee of Excellence Fits notebook computers up to 14.0" L x 10.8" W x 2.5" D Lid organizer, fitted shock absorbing tray, shoulder strap Double safety locking latches with keys