Great for serving snacks, storing larger portions of baby food or even homemade playdough, these containers are super versatile. They're microwave safe, freezer safe and leakproof. And they stack vertically and attach horizontally. 4 detachable and stackable multi-colored 4oz/118 ml containers or 6 detachable and stackable multi-colored 2oz/69 ml containers Containers attach horizontally and stack vertically Airtight and leakproof cover helps prevent spills and freezer burn Microwave, freezer and top rack dishwasher safe Perfect when you’re on-the-go or at home 100% silicone