The double wall construction, UV stabilization & polyurethane insulation ensures long life, faster cooling & fresher produce. The four corner latches provide secure fastening & easy access. They are pallet truck & forklift compatible & are ideal for the transport & storage of food, produce, fish etc. The products are manufactured from food grade Polypropylene and High Density Polyethylene.These products meet the requirements AS2070-1999 Plastics Materials For Food Contact Use.Colour grey.