Beans N Canes® Cups and Lids are produced from natural renewable and compostable resources such as Bamboo Fibers and Pulps, Unbleached fibers, Bagasse Fibers and Pulps, Sugarcane Fibers and Pulps. Unlike many other brands, our sustainable Cups and Lids are free of any plastic lining or petroleum wax, with an average heat retention of up to 220°F and can be composted within 2 to 4 months at any suitable commercial composting facility.