Please kindly noted that this item is sold by Dayofday from Joybuy marketplace. Features: Material: vented memory foam Details: Heart-shaped concave surface-fits the curvature of the leg decompression Downhill design easier Fitted leg heightened side wing design: fixed legs not easy to slip off The function of memory foam core: ⚫Heat dissipation and ventilation: (The arrangement of the memory foam cells can dissipate heat and ventilate so that the temperature in the pillow can be evenly dispersed) ⚫Personal decompression (slow rebound memory foam fits the neck area to avoid muscle pressure) ⚫If it feels soft to the touch (skin-friendly soft comfortable and sleepy) The zipper is smooth (easy to disassemble and wash pulls smoothly durable) ⚫Pure white jacquard fabric (soft breathable comfortable skin-friendly easy to clean).