Product Information :

This silicone cap is round, but flexible enough to seal a strange container in a SLOW shape.
Non-toxic, BPA-free, food-grade silicone, leak-proof and windproof, can keep food fresh.
You will find 4 types of lids, suitable for all sizes of cups, jars, cups and bowls.
Microwave and dishwasher safe. With a heat-resistant temperature of 450F, reheating food is never a problem for household use.
Save expensive disposable plastic wrap and save delicious leftovers left by other meals, thereby saving food costs.
Material: Silicone
Package list: 

4*silicone fixed cover