Made of food-grade silicone, BPA Free, and non-toxic.Exquisite workmanship, soft and high stretch. Washable and durable, can be used for a long time. Resistant to high and low temperature, can be used for refrigerators, microwave ovens, electric oven. Seal design keeps food fresh longer and prevents a spillConform to any shaped bowl whether round, square, rectangular, hexagon, etc. Quick to seal and open your bowl, see-through window cover, easy for you to find the vegetables or tastes you're looking for.Ideal for storing leftovers, taking dishes, unfinished drinks, or any leftover fruits and vegetables.Material: siliconeSize: 205*205*20mm,165*165*20mm,145*145*20mm,115*115*20mm,95*95*20mm,65*65*20mmColor: transparentPackage included:6 x Silicone Lids CoversNotes:1.Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.2.Due to the manual measurement and different measurement methods, please allow 1-3cm deviation.