1. Made of 100% food-grade silicone
2. Easy to Carry: Pocket size, foldable design is very space saving, which is very suitable to be placed in pockets, backpacks, suitcases, and does not take up any space.
3. Cups with lids can prevent dust from approaching.
4. The flexible foldable travel mug is very easy to clean and dishwasher safe.
