... have developed following types: standard pillow, contour pillow, curved pillow, ergonomic pillow, orthopedic pillow, massage pillow, hugging pillow, baby pillow, kids pillow, students pillow, lady pillow, adult pillow, etc.1) Made of ... blood circulation, correcting bad sleeping posture, getting rid of neck pain and headache, greatly improving sleeping quality. 3) Adopting DUNLOP technique ...