World Centric Compostable White Knife Refill Sleeves are made from TPLA, a bio-based plastic made from plant sugars and minerals. Each sleeve is specially designed to work with World Centric's Touchless Cutlery Dispensers. Knives are easy-to-load and better for the environment. They're ideal for high-traffic settings, like cafeterias, breakrooms and more. As a certified B Corporation, World Centric is dedicated to upholding the highest standards of social and environmental responsibility, transparency and accountability. We proudly give 25-percent of our profits to grassroots organizations driving global change. Choose World Centric compostable foodservice products and make a difference today.