You May Want to ask:
How to protect this containers?
Keep away from sharp objects or fire, keep it dry & clean and away from the direct sunlight when it is NOT in use
What is the material for this product?
Food Grade Silicone, BPA-free
Are they foldable?
Yes, they are foldable, it is suitable for Kids/School, Office, Outings, Camping & Picnics, General Storage etc.
Can you use this with boiling water?
Sure, you can