This Anti Spill silicone lid from Kitchen Academics is specially designed to prevent pots over-boiling and pans splattering whether in the oven, microwave or frying pan. It can also be used for steaming vegetables, microwaving food and as a heat-resistant pot mat/trivet. It is dishwasher safe and heat resistant to 260°C. It is made from food grade silicone which is BPA free and it is LFGB tested. It measures 27.8cm/10.9in by 30cm/12in by 0.2cm/0/8in.