Serve and enjoy drinks without the hassle of spills with these J.Burrows Sugarcane Lids. The bagasse pulp construction paired with water and oil resistant agents makes these lids an eco-friendly alternative to disposable plastic ones. Features: They're suitable for cups with an 90 mm diameter They contain oil and water resistant agents so that the liquids you store don't permeate through the lid. They have a 98.6% Bagasse Pulp, 0.5% oil resistant agent, 0.9% water resistant agent construction. They snap on to cups to prevent spills and splashes. You can use these with single-use cups for a more environmentally friendly option. These lids have a 90 mm diameter.