Made with natural fiber (bamboo and corn stalk), corn starch, and plant-based binder. Contains melamine (<3%). Independently tested in Europe to comply with LFGB food contact regulations (EC) No 1935/2004 and (EC) No 10/2011. Contains no BPA, BPS, phthalates or animal-delivered products. Lid and sleeve made from latex-free food grade silicone.