Outer: cotton, cotton canvas, vinyl
Lining: foodsafe PUL~see link: https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=&cad=rja&uact=8&ved=2ahUKEwjDt83_0OP5AhV0K0QIHZWsBcAQFnoECA4QAQ&url=https%3A%2F%2Fwazoodle.com%2Fproducts%2Ffood-safe-eco-pul&usg=AOvVaw1FysE1nQOrQWU3Zoh6SGxu