Material: The material of this cervical pillow pillow is polyurethane memory foam, the outer coat material is polyester fiber + lyocell fiber, and the inner cover material is white sweatcloth, which is high quality and Size: The size of this cervical pillow is 62x41x11x13cm, both ends can sleep, high and low pillow can be freely , 8cm low pillow area is recommended for people below 165cm or like to sleep on their backs, 10cm high pillow area is recommended for people above 165cm or like to sleep on the side Armrest Design: This cervical pillow features an armrest design to provide a natural resting position for your arm and arm numbness. The butterfly pillow design provides plenty of space for your neck and shoulders. High-quality slow rebound function: This cervical pillow can effectively sense the weight of the head within 3-8 seconds to support the neck and sink down to the suspended sleep position, care for the cervical spine, avoid secondary damage, maintain the healthy physiological curvature of the cervical spine, and help quickly enter deep sleep Best for gifting: This ergonomic neck pillow also makes the for friends and family, making it very practical Colour:White & Gray Material:Polyurethane memory foam + polyester fiber + lyocell fiber + white Size:62x41x11x13cm Package Contents: 1 * Cervica Memory Foam Pillow Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.