Sturdy and versatile, these leak resistant lids snap-fit onto Zume's patent-pending compostable containers. Grease and water resistant they can handle a wide variety of hot, cold, dry or oily foods without leaking, including soups and curries.Suitable for the freezer & reheating of contents in a microwave or electric/fan ovens up to 150 degrees (for 20mins)Dimensions: 19.6cm width, 15.3cm length, 0.9cms height. Each pack includes 600 Zume Compostable, Eco Friendly, Disposable Snap-Fit Lids to fit 750ml & 1000ml Rectangular Containers. Don't forget your Anti-leak containers.Made from 100% virgin plant fiber/wood pulp, these bowls can be composted in home or industrial facilities, where available. These disposable containers are eco-friendly and a great alternative to plastic.