Made of 100% food-grade silicone, BPA-free, non-toxic, odourless, wear-resistant and drop-resistant. Staggered hatch design, beautiful appearance, easy to open. Reverse rolled edge sealing design, to achieve the sealing effect, conducive to preservation of freshness. Foldable design, easy to fold and save space. Good sealing to keep food fresh and prevent bacteria invasion. Can be customized according to the PMS colour code to your heart’s desire, provide silkscreen, pad printing, colour painting, heat transfer, water transfer and other printing processes.