5-IN-1 Containers For Portioning, Storing, Freezing, Heating Serving & Feeding Baby Food1. The 4oz (120ml) containers fit into the freezing tray and each has measurement markings to make portioning a snap.2. Put homemade baby food into the containers, freeze them, then pop one into your bag for simple defrosting and feeding when you’re out and about.3. The seal lid with easy-open, easy-shut design keeps frozen baby food fresh longer, as well as making the containers a carefree choice.LEAKPROOF AND EASY TO CLEAN1. The easy-open, easy-shut lid and silicone gasket are specially designed to prevent the container from leaking. Ideal for freezing, storing, travel, flights and camping.2. Clearly marked measurement for each container and feeding, not easy to be washed off.3. Wide mouth design is easier to clean and use.FREEZER FRIENDLY1. Clear container's bodies let you see whether you're grabbing beans or banana for your toddler.2. The trays stack neatly and keep organized to save room in the freezer, fridge or cabinets, you can find the food you need when you need it.SAFEST & PUREST HIGH QUALITY BUILT1. Matyz products are CUSTOM MADE with the safest and purest raw material available.2. The container and the lid are made of food-grade PP, the seal gasket is made of food-grade silicone, complying with CPC safety rules and US Food Grade requirements.