Silicone Lid Set, Silicon lids for containers, Silicon Stretchable lids, Silicone lids and CoverSilicone Food Covers The temperature tolerance of the silicone cover ranges from -40F to 446F approved dishwasher, freezer and microwave. Due to the good sealing, food covers allow bowls, cups or other containers to side lay or stack up for saving the space in a freezer. Bowl lids can used for covering the tableware needed to be heated in a microwave or oven. Product features :Safety silicon : The silicone stretch lids used food grade material, non-toxic, durable ,soft texture, which is 100% Phthalate, Lead, Plastic and BPA free without worrying about yours and your family's health.Size Fit :6 pcs, 1 pieces each, a total of 6 sizes(6.5 cm, 9.5 cm, 11.5 cm, 14.5 cm, 16.5 cm, and 21 cm), fit various sizes for cowl covers, cups, canned, pots and pans.Ensure Food Safety :The silicone stretch lids help you prevent spills to make the residual fruits,vegetables,drinks and other foods keep fresh or avoid foods from spattering in microwave oven.Unique Design :The silicone stretch lids can easily open the slippery cans and bear the temperature from -40„ƒ to 230„ƒ.Eco-friendly :Silicone is a reusable, durable material. The silicone stretch lids, can reuse it multiple times, helps you say goodbye to the conventional cling wrap and the zipper storage bags. Read Less