Locking clamps with silicone gaskets ensure an airtight seal to reduce spills and keep food items fresher. satin finish with hinged acrylic lids 5.5 diameter perfect for flour, sugar, spices, noodles and snacks 4-pc. set includes 1 each: 4H 5H 7H 8H Stainless steel. Dishwasher safe. Imported.