These new casserole dish covers are sewn by our team at One World Zero Waste. They are perfect to cover the leftovers, or bringing a casserole to a neighbor! The draw string inclosure allows it to fit all shapes and sizes up to 9 x 13 inches. Machine wash and dry on low. Infinitely reusable. Stay fresh waterproof lining is made of food safe, recycled materials. Free of harmful chemicals including: PFOS, PFOA, lead, dioxins, heavy metals, BPA, phthalates, DEHP, DBP, BBP, DINP and DNOP. Made in American textile mills Each cover contains 2 recycled bottles Outer layer: 100% cotton Hand made in Jupiter FL solar powered facility