Portable Inner Size Tip: 16-inch tool box is ideal for household use, lightweight for carrying. Outside dimensions 16 x 8-3/8 x 8 in. PLEASE NOTE Minimal Size: Inner room more than 13.4 x 6.1 x 5.3 in. Heavy-Duty: This organizer tool box is made of rugged polypropylene resin construction that won't break during transit. 2 designed metal latches. Rated up to 33 lbs. A locking eye, keep your hand tools safe (lock not include). Organization: Removable inner trays provide storage while keeping the tool kit organized. Transparent lid on either side to store small screw, nut, etc. Great organizer as first aid box, trailer toolbox, mechanic tool box, car tool box, professional tool box, kids tool box and much more. Human & Environment : Hand-friendly body and ergonomic design upgrade your user experience. Materials comply with environmental protection, all products will be tested for heavy metals and chemicals, the total content of three o-phenols less than 1000 ppm Trusted Quality : Manufactured by a globally recognized tool supplier, ensuring consistent performance and reliability WORKPRO Tool Box Portable 16-inch with Removable Tray Heavy Duty Toolbox with 2 Metal Latches, Rated up to 33 Lbs, PP Plastic Small Tool Boxes with Lock Secured, Small Parts Organizer in Lid, black & red