This pillow allows you to stretch your neck and shoulders. If you like it, you can buy it immediately! ⭐️ Color: Blue Size: (approx.) 25cm (length) x 23cm (width) x 10cm (height) Material: Polyurethane (PU) 【Neck and Shoulder Stretching】 Portable size, easy to carry, suitable for various situations such as home, office, business trips, and travel. 【Ergonomic Design】 Protrusion surface structure: The slope of the protrusion surface maintains a 35-degree angle, and the ergonomic curve fits perfectly to the curve of the neck. 【Double-Sided Use】 Designed with ease of use in mind for beginners, the pillow can be used on both sides. You can adjust the height of the pillow and the intensity of the stretch according to your situation. It usually takes 1-3 days to get used to this pillow. This is because it takes time for it to adapt to the contours of the user's neck. Made of urethane, it can be kept clean by simply wiping it with a soft cloth after use. Thank you for viewing! (^ ^)／