Does this memory foam pillow have a chemical odor when unpacked?
This pillow was treated prior to packaging and when you open it smells odorless.
Is this memory foam pillow suitable for all sleeping positions?
Yes, you can sleep on your back, on your stomach, on your side.
How long does it take for this memory foam pillow to fully inflate after unpacking?
You can let it sit for an hour or longer.
Can this memory foam pillow be machine-washed?
Its pillowcase is machine washable, the inner core is not machine washable, usually you just need to put it in the sun to air dry.
What is the height of this memory foam pillow?
Standard height: 4.7 inch for most people.