flex muffler / muffler

There would have been a time when you were leaning on a person beside you while sleeping in a subway train. Then, did you wish for a pillow at that moment? Without a doubt, everyone would have thought about it.
This ‘Flex muffler’ makes your wish come true. Different from other muffler, ‘flex muffler’ has a zipper, so it becomes a convenient pillow that you can put around your neck when you roll it up and zip it.
Therefore, you can always have a sweet dream whenever wherever you are if you have this ‘flex muffler’. This can both be a stylish fashion item as a muffler, and most importantly a convenient pillow.