It comes with 3 series: E, R and Q.
Series E: Wave-shaped support gives you a pleasant sleep.
Series R: Following your neck’s curve, shortening the gap between your shoulders and pillow.
Series Q: Gradually rising higher from center to two sides, the pillow provides balanced support when you sleep on the side.
Type: head positioning
Other characteristics: ergonomic design
pillow - E series
Wave shape comprehensive support so that the
neck can completely relax during sleep
pillow -R series
Designed to match the curve of the neck and shoulders,
which reduces the gap between the shoulder and the pillow
pillow - Q series
From the center of the pillow, the sides become slightly raised on the two sides
to provide the shoulder and face with balanced support when sleeping sideways