Set of 4 Convenient Sizes Includes 350ml 500ml 800ml and 1200ml containers to suit various needs from snacks to full meals SpaceSaving Design Containers collapse to 13 of their original size for easy storage saving 60 of space Perfect for small apartments dorms and camping LeakProof Freshness Sealed Snapon lid creates a vacuum seal to keep food fresh and secure preventing leaks during travel Temperature Resistant Safe Made from foodgrade BPAfree silicone safe for temperatures from 20C to 220C Microwave freezer and dishwasher safe for ultimate convenience Versatile Durable Ideal for indoor storage work lunches camping hiking and travel Nontoxic odorless and easy to clean