Made with plant based materials. Cut resistant. Microwave oven safe. At Open Nature, we believe products should be simple-quality products that are carefully crafted using thoughtfully chosen materials you can trust. It's that simple. Love it or it's on us (a). (a) 1-888-723-3929). how2recycle.info. Scan for more information. 1-888-723-3929. Free from BPA*. *Plates produced without the intentional addition BPA. TUV Austria: Ok compost - Home. BPI: Compostable. Compostable (a). (a) All components are made of plant-based materials sugarcane bagasse that makes them compostable in 180 days or less. Certified compostable in commercial composting facilities and backyard composting. Check locally as these facilities may not be available in your area. Made in China.