An estimated 80% of all glass containers recovered for recycling are re-melted in furnaces and used to manufacture of new glass containers. We offer safe high quality ethically sourced and earth-friendly alternatives to plastic products. Glass is oven safe, 600F dishwasher, microwave and freezer safe. Wood lid is plastic free BPA free Eco-friendly and Recyclable. Lid is not recommended for use in dishwasher, oven or microwave. Please wash by hand and air dry after cleaning.