30 PIECE SET includes 15 containers with 15 lids. Store and transport entrees and soups confidently with our revolutionary snap-lock containers. Also great for small arts and crafts supplies like beads. LEAKPROOF 4-hinge locking system forms an airtight, watertight seal between container and lid. Never endure spilled food in your lunch bag again. Translucent design allows easy identification of contents. 5 SIZES fulfill all your storage needs. Includes (3) Blue 34oz rectangular container [4.2 cups]; (3) Yellow 28oz rectangular containers [3.5 cups]; (3) Dark Blue 24oz round containers [2.9 cups]; (3) Green 19oz rectangular containers [2.3 cups]; and (3) Red 12oz rectangular containers [1.5 cups] FDA APPROVED polypropylene plastic contains no BPA, phthalates or other toxins to leach into food. KOMUEE Containers are refrigerator, freezer, microwave safe (base only, NOT lid, under 5 min, under 700 Watt,*for at least half-full container). SPACE-SAVING utilization of freezer and cupboard area. KOMUEE Food Storage Containers make efficient use of every inch of your home kitchen because they are stackable and nesting. CUSTOMER SATISFACTION is our top priority. KOMUEE insists on the highest quality materials and manufacturing processes to bring you superior kitchen accessories. Quality products and exquisite packaging will provide you with a satisfying purchasing experience.