1.This sleep pillow relieves the pressure on your cervical spine and provides you with better rest comfort, making it easier for you to fall asleep and sleep longer on the road. 2.Get rid of pain and poor posture: Poor posture can cause cervical spine injury, damage the sciatic nerve and coccyx. Our definition of a neck pillow is not just those that wrap around the neck, but those that maintain the proper relationshlp between the head, neck and shoulders while sleeping, based on sound ergonomic principles. This inflatable travel neck pillow can help keep injuries and insomnia at bay. 3.Inflatable air valve: inflatable travel pillow adopts a unique large air valve, which is easier to inflate and deflate than ordinary inflatable air pillow. 4.Take it with you and use it: The travel pillow is soft and comfortable, and when you put your face on it, it gives you incredible comfort and goes a long way toward getting a good night"s sleep.