Food Grade Material: Fresh storage bags made of thickened PE material, transparent and hygienic, safe and non-toxic, not easy to tear, reusable, suitable for high or low temperature environments (-60°C to 100°C). Compatible Flexibility: Food storage bag with elastic design, stretches up to three times its length (before stretching: approximately 14cm; after stretching: approximately 43cm), suitable for plates and cutlery with diameters ranging from 10 to 28 cm. Convenience and Usefulness: The elastic plastic bowl covers feature a wide opening for quick and easy covering and storage. Reusable design allows the food cover to be rinsed with water after use and reused after drying, offering an economical and environmentally friendly solution. Sealed and Fresh: Elastic sealing provides a tight fit, fully covering the container. Ideal for covering leftovers or fruit before refrigeration to maintain freshness. Helps prevent cross-contamination of odors from different foods in the refrigerator. Multiple Uses: Reusable storage bags are ideal for home kitchens, restaurants, or cafeterias. Keeps food protected from dust and insects while extending the freshness of fruits, vegetables, beverages, and leftovers. Can also be used as a shower cap.