ARE THERE LEFTOVER FOODS Don't throw it away! Just cover it with these silicone lids and it will stay fresh until you're hungry again! Silicone lids can be used to cover cooked foods, fruits, salads, sauces, as well as drinks like coffee, tea, juices and more. ABSOLUTELY SAFE MATERIALS: Your safety is our top priority, for this reason we have ensured that the silicone stretch lids are BPA free, food grade and completely non-toxic. So you can use the stretch lids all the time without worrying about yours and your family's health! COLD AND HEAT RESISTANT: Feel free to put the extendable food lid in the freezer or even in the microwave and dishwasher. Since the silicone material is resistant to low and high temperatures (up to 450F), the extendable bowl lid will stay intact and like new for a very long time. ECO-FRIENDLY AND ECONOMICAL: Stretchy silicone lids will reduce your plastic waste and help you save money because you no longer need to buy cellophane to cover your fresh food leftovers. Plus, the bowl lid does a much better job of keeping your food fresh! 6.5cm or 9.5cm or 11.5cm or 14.5cm or 16.5cm or 20.5cm