Design reasons: 1, neck pillow, is a kind of pillow under the neck, its main role is to prevent and treat cervical spondylosis. It is well known that a person's normal cervical vertebra is curved in an arc. The so-called cervical spondylosis, simply said that the cervical vertebrae is deformed, that is, its original physiological curvature has changed and become straight. 2. Since the neck is the connecting hub between the head and the body, nerves, blood vessels, and spinal cords pass through. After the cervical spine is straightened, it causes a certain degree of compression and damage to these body tissues, which causes a series of diseases in the body. The role of the neck pillow is to correct the cervical spine. 3, more fit the human body curve, bring a better experience, fabric ultra-thin breathable, high-elastic fabric, put on more comfortable. It is a very good creative black technology. 4, easy to carry, free to inflate and deflate, suitable for travel, office and other living places. product description: 1. Our products are inflatable neck pillows with TPU composite fabric. 2, with high elasticity, strong stretch stretch fabric, comfortable and comfortable. 3, the product is not deformed, does not fade, has elasticity, and is very breathable. 5, it is easy to clean, rinse with water, it will become clean, long-lasting bright. Suitable place: travel, leisure, etc. can be used. Product color: light gray; cyan. Product size: Everyone can use (47x30cm). Weight: about 80g. How to use: The product is a push-type inflatable neck pillow. Simply open the lid on the product and press it to automatically inflate. Put the cover back after the inflation is complete. After the use is completed, only the cover needs to be opened to release the gas, which is more convenient to carry. Product material: Inflatable neck pillow, using TPU composite cloth and PVC flocking, TPU composite cloth is made by scientific process. The product is highly elastic, soft, and the fabric is thin and opaque, and does not fade. It's a very tempting dreamy pillow that helps you inflate for two seconds and deflate for a second. About chromatic aberration: Different monitors produce different effects, but they are usually not compatible with real things. About the size: Each product is measured by hand, there is a certain error, the error 1-3cm is normal. About washing: no fading. It is recommended to wash separately and dehydrate after washing.