EN631 standard, heavy quality, wall thickness 0.8 mm. Compatible with gastronorm containers made of polycarbonate, enamel and polypropylene. Polycarbonate lids can also be used on Valueline stainless steel containers. The stainless steel Valueline, polycarbonate, polypropylene and enamel Gastronorm trays can be stacked inside each other and stored to save space.