World Centric® 6.7" wrapped knives are made from PLA (polymer made from plants) and Talc (mineral filler). These utensils are certified in a commercial facility, which may not exist in your area. The utensils may be washed in a dishwasher for reuse. The wrapper is also made from PLA and is . The teardrop-shaped opening in the handle of our cutlery is a trademark of World Centric.®