❁Made of healthy,food-grade non-toxic silicone material, not easy to damage or deform, durable for long-time use.
❁It can keep food fresh for a long time, different sizes fit most of the bowls.
❁Very good elasticity can be stretched 2 times than the original size.
❁Resistant? to heat up to 230℃,?can put it in boiling water to wash, also it is cold resistant which can be used under-40℃.
❁Can be used in refrigerators, microwave or ovens, easy to clean and it is reusable.
❁6 x Kitchen Reusable Silicone Stretch Seal Lid Preservation Vacuum Food Storage Bowl Cover