Non Toxic Premium Silicone Lid Covers for Pots Pans Bowls Cups - Set of 5 Sizes 12" 10" 8" 6" 4" - Microwave Oven Stovetop Fridge Safe Covers - Heat Resistant up to 425 Degrees - Dishwasher Safe TOXIC FREE & SAFE - BPA Free and Heat Resistant up to 425 Degrees. Safe for Microwave, Oven, and Stovetop Cooking. KEEPS FOOD FRESH - These lids create a suction on any smooth rimmed round dish keeping your food and leftovers fresher for longer. ADEQUATE SIZE - Size 12", 10", 8", 6", 4". They're large enough for most standard size pots, pans, bowls, and cups. REUSABLE - Can be reused time and time again without worrying about negative effects on the environment. LIGHTWEIGHT & SPACE SAVER - Extremely lightweight and can be easily stored in a small space in your kitchen.