Zyliss Fresh Storage keeps food fresher for longer, with a patented bonded seal for no leaks and more hygienic storage. A great size and shape for a salad or soup for lunch, or to store a single portion of leftovers. Zyliss Fresh storage keeps food up to 2x longer than its original packaging The clip and close lids feature an integrated seal to ensure no gaps or food traps The patented, unique seal is 100% leak proof and airtight, keeping food Fresher for longer Stackable lids make storage efficient and secure Freezer, dishwasher and microwave safe with a lifetime guarantee With over 60 years of experience in designing high-end food preparation tools, utensils and gadgets, it is easy to see how Zyliss has become an internationally respected brand, favoured by everyday cooks as well as gourmet chefs.