Our BIO paper lids are 100% plant-based material, they are sustainable and renewable, and not harmful to our health and nature. it maintains the nature favor of coffee, tea, and drink. they will not release any microplastic and BPA(bisphenol A). We use sugarcane fiber paper to produce our paper cups, partially replace wood fiber paper, and reduce our consumption of wood and deforestation. Every 40' high container of sugarcane paper cups could save around 600 trees. They are biodegradable and compostable with beverages waste, after composting, they become the soil nutrient. Paper lids for 8oz cups, 50pcs per bag Paper lids for 12oz & 16oz cups, 50pcs per bag