Silicone Material:Crafted from silicone, these preservation covers offer durability and longevity, ensuring they remain a long-lasting solution for your food storage needs. Multi-Functional Set:This comprehensive set includes six pieces, each designed to fit different items such as bowls, refrigerators, and microwaves. Stretchable Design:The stretchable design of these preservation covers allows for a snug and secure fit, ensuring your food stays fresh for longer periods. Dust-Proof Feature:Equipped with a dust-proof feature, these covers help maintain the freshness of your food by keeping it free from dust and other contaminants. Easy Application:These preservation covers are easy to apply and remove, making them convenient for regular use in your kitchen.