Small Parcel Size Boxes - 20 Boxes Internal Dimensions: 442x342x146mm (17.5"x13.5"x5.5") / External Dimensions: 450x350x160mm (18"x14"x6") Perfect Size: 450 x 350 x 160mm is perfect and compliant with small parcel requirements. This ensures that the box is suitable for shipping small items. Durable Material: These boxes are made from durable cardboard materials, so that your parcels are well-protected during shipping. Easy Assembly: These boxes comes flat packed and are easy to assemble without the need for additional tools. Versatile Use: These boxes can be used for various shipping needs, from sending gifts to selling products online.