Memory cotton is also called slow rebound sponge. Its core characteristics are slow rebound under pressure and fit the head and neck curve. Compared with ordinary cotton and chemical fiber pillows, the advantages are very clear,
The head will slowly sag when pressed up, completely fitting the back of the head, neck and shoulder radian, and the cervical vertebra can maintain its natural physiological curvature and will not hang in the air when sleeping.
Avoid stiff neck caused by sleeping too high/too low pillow, stiff neck and sore shoulder in the morning, suitable for long-term bow to play mobile phone, desk office workers and cervical vertebra
Uncomfortable crowd.