Made from medical grade silicone,no toxins,BPA Free and usable in heats up to 420 degrees F,so you can use it with your Dishwasher, Microwave, Oven or Freezer.

Reusable and Durable.You can use it many times in many issues without having to buy so many lids. Easy to stretch,use and clean.Suit for all kinds of container, no matter what kind of shape it has,such like Rectangle, Square Shapes, Platters, Dishes, Bowls, Pots, Containers, Jars, Cans, Cups,etc. Great sealing performance, keeping the food fresh and prevent food from spilling.

Set of six:1×2.6",1×3.7",1×4.5",1×5.7",1×6.5",1×8.4".(1×6.5cm,1×9.5cm,1×11.5cm,1×14.5cm,1×16.5cm,1×21cm)