Great British Steel: Each box is made from galvanised steel, this lightweight steel provides durability and strength. Strategic folds in the metal help to give it amazing strength. This parcel box was designed in the United Kingdom. Each and every one is made at our premises in Norfolk. Powder Coat Finish: Each box is then powder-coated in a choice of colours. This helps with the durability of the parcel box as well as giving it a smooth, sleek, easy-to-clean finish. Combination Code: The combination camlock at the top of the box is locked with a simple 3-digit code. You can provide this code in your delivery instructions. Dimensions: Height (Front): 312mm - Height (Back): 414mm - Width: 604mm - Depth: 350mm Please Note: This is for the green lockable parcel box, please see our store for the black lockable parcel box, and the parcel boxes that do not come with locks.