Waterproof, crush-proof and dust-proof. Easy open double throw latches. Open cell core with solid wall design - strong, lightweight. O-Ring seal. Automatic pressure equalization valve. Stainless steel hardware and padlock protectors. Fold down handles and retractable extension handle. 28 1/2" W x 17 1/2" H x 10 5/8" D. Lifetime Guarantee of Excellence