You can actually take out the material inside if you want to clean it that is filled with a cotton polyester type of material.
So, if you want to change that out, you actually can, but it's really comfortable the way that it is.
Make your travel more comfortable, and better alleviate neck fatigue.
For your body, your family and friends, come on!
Attention:
Please keep this vacuum bag out of reach from children under 6 years old.
When you first open this vacuum bag, please leave the headrest pillow for at least 1 day, allows air goes through.