Hello, it is made of healthy USA tritan material that does not contain BPA and does not smell. It does not contain BPA, phthalates, and toxic substances, it is safe for the health of children and adults. Eastman Tritan, a new generation copolyester, offers innovative design and application possibilities. It is an excellent alternative to traditional polymers including polycarbonate. It is preferred in food packaging that does not harm human health with its biocompatible structure that does not contain BPA (Bisphenol A) and acid aldehyde. *Eastman Tritan copolyester TX1501HF It is an amorphous copolyester that stands out for its excellent appearance and clarity. Its most outstanding features are excellent toughness, hydrolytic stability, heat and chemical resistance. *It is a perfect alternative to traditional polymers including polycarbonate. and has the certification of Food Equipment Materials. BPA-free tritan plastics are numbered from group 7 (others). You can review the information about Tritan raw material on EASTMAN USA's official website. It is an internet article with an unknown source claiming that number 7 is harmful. The products have passed the tests approved by the ministry and are imported. May it be used on healthy days.