Hefty Clip Fresh 30 Pc Set Stackable, airtight containers are ideal for food storage and household items Includes 11 rectangular containers (from 1.6 cups to 16.9 cups), 3 round containers (from 1.4 cups to 9.7 cups) and one square container (17.3 cups), with lids Lids have 4 locking hinges Silicone sealing ring creates a leak-proof seal Containers nest and stack to save space